AOJ Problems

Problem ID Title Solved
0000 QQ 12796
0001 List of Top 3 Hills 9300
0002 Digit Number 7575
0003 Is it a Right Triangle? 7197
0004 Simultaneous Equation 4739
0005 GCD and LCM 5230
0006 Reverse Sequence 5545
0007 Debt Hell 5076
0008 Sum of 4 Integers 4834
0009 Prime Number 4234
0010 Circumscribed Circle of a Triangle 1969
0011 Drawing Lots 3873
0012 A Point in a Triangle 1924
0013 Switching Railroad Cars 3237
0014 Integral 2977
0015 National Budget 2011
0016 Treasure Hunt 1962
0017 Caesar Cipher 1822
0018 Sorting Five Numbers 2861
0019 Factorial 2933
0020 Capitalize 2621
0021 Parallelism 1954
0022 Maximum Sum Sequence 1934
0023 Circles Intersection 1538
0024 Physical Experiments 1931
0025 Hit and Blow 2418
0026 Dropping Ink 1781
0027 What day is today? 2163
0028 Mode Value 2309
0029 English Sentence 1947
0030 Sum of Integers 1722
0031 Weight 1840
0032 Plastic Board 1803
0033 Ball 2438
0034 Railway Lines 1414
0035 Is it Convex? 1012
0036 A Figure on Surface 1215
0037 Path on a Grid 625
0038 Poker Hand 1169
0039 Roman Figure 1163
0040 Affine Cipher 774
0041 Expression 580
0042 A Thief 1127
0043 Puzzle 640
0044 Prime Number II 1285
0045 Sum and Average 1415
0046 Differential 1799
0047 Cup Game 1484
0048 Class 1469
0049 Blood Groups 1465
0050 Apple and Peach 1287
0051 Differential II 1354
0052 Factorial II 1240
0053 Sum of Prime Numbers 1171
0054 Sum of Nth decimal places 933
0055 Sequence 1236
0056 Goldbach's Conjecture 966
0057 The Number of Area 1285
0058 Orthogonal 833
0059 Intersection of Rectangles 750
0060 Card Game 994
0061 Rank Checker 880
0062 What is the Bottommost? 1143
0063 Palindrome 1229
0064 Secret Number 976
0065 Trading 713
0066 Tic Tac Toe 916
0067 The Number of Island 1098
0068 Enclose Pins with a Rubber Band 494
0069 Drawing Lots II 436
0070 Combination of Number Sequences 500
0071 Bombs Chain 883
0072 Carden Lantern 619
0073 Surface Area of Quadrangular Pyramid 1219
0074 Videotape 875
0075 BMI 1340
0076 Treasure Hunt II 631
0077 Run Length 1188
0078 Magic Square 770
0079 Area of Polygon 879
0080 Third Root 773
0081 A Symmetric Point 578
0082 Flying Jenny 519
0083 Era Name Transformation 822
0084 Search Engine 759
0085 Joseph's Potato 788
0086 Patrol 666
0087 Strange Mathematical Expression 700
0088 The Code A Doctor Loved 498
0089 The Shortest Path on A Rhombic Path 554
0090 Overlaps of Seals 342
0091 Blur 189
0092 Square Searching 596
0093 Leap Year 1210
0094 Calculation of Area 1092
0095 Surf Smelt Fishing Contest 664
0096 Sum of 4 Integers II 484
0097 Sum of Integers II 358
0098 Maximum Sum Sequence II 356
0099 Surf Smelt Fishing Contest II 410
0100 Sale Result 1328
0101 Aizu PR 1468
0102 Matrix-like Computation 1475
0103 Baseball Simulation 1659
0104 Magical Tiles 1204
0105 Book Index 1067
0106 Discounts of Buckwheat 703
0107 Carry a Cheese 1009
0108 Operation of Frequency of Appearance 810
0109 Smart Calculator 806
0110 Alphametic 533
0111 Doctor's Memorable Codes 417
0112 A Milk Shop 771
0113 Period 413
0114 Electro-Fly 519
0115 Starship UAZ Advance 81
0116 Rectangular Searching 363
0117 A reward for a Carpenter 903
0118 Property Distribution 1444
0119 Taro's Obsession 277
0120 Patisserie 332
0121 Seven Puzzle 757
0122 Summer of Pyonkichi 411
0123 Speed Skating Badge Test 767
0124 League Match Score Sheet 609
0125 Day Count 532
0126 Puzzle 438
0127 Pocket Pager Input 536
0128 Abacus 480
0129 Hide-and-Seek Supporting System 262
0130 Train 560
0131 Doctor's Strange Particles 244
0132 Jigsaw Puzzle 63
0133 Rotation of a Pattern 597
0134 Exit Survey 694
0135 Clock Short Hand and Long Hand 463
0136 Frequency Distribution of Height 982
0137 Middle-Square Method 651
0138 Track and Field Competition 675
0139 Snakes 453
0140 Bus Line 434
0141 Spiral Pattern 333
0142 Nature of Prime Numbers 286
0143 Altair and Vega 294
0144 Packet Transportation 424
0145 Cards 244
0146 Lupin The 4th 238
0147 Fukushimaken 235
0148 Candy and Class Flag 801
0149 Eye Test 833
0150 Twin Prime 858
0151 Grid 386
0152 Bowling 310
0153 Triangle and Circle 155
0154 Sum of Cards 347
0155 Spider Jin 332
0156 Moats around the Castle 233
0157 Russian Dolls 423
0158 Collatz's Problem 828
0159 The Best Body 518
0160 Delivery Fee 574
0161 Sport Meet 602
0162 Hamming Numbers 550
0163 Highway Toll 291
0164 Ohajiki Game 492
0165 Lottery 219
0166 Area of Polygon 276
0167 Bubble Sort 713
0168 Kannondou 1268
0169 Blackjack 391
0170 Lunch 261
0171 Dice Puzzle 102
0172 Doctor's Research Rooms 101
0173 Haunted House 770
0174 Badminton 600
0175 A King in Hawaii 650
0176 What Color? 439
0177 Distance Between Two Cities 241
0178 TETORIS 191
0179 Mysterious Worm 470
0180 Stellar Performance of the Debunkey Family 501
0181 Persistence 378
0182 Beaker 50
0183 Black-and-White 424
0184 Tsuruga Castle 711
0185 Goldbach's Conjecture II 486
0186 Aizu Chicken 321
0187 Stoning Fortune 152
0188 Search 485
0189 Convenient Location 926
0190 Eleven Puzzle 138
0191 Baby Tree 321
0192 Tsuruga Parking 89
0193 Deven-Eleven 134
0194 Byakko Delivery Company 69
0195 What is the Most Popular Shop in Tokaichi? 742
0196 Baseball Championship 512
0197 Greatest Common Divisor: Euclidean Algorithm 764
0198 Trouble in Shinagawa's Artifacts 229
0199 Chairs Where Demanding People Sit 224
0200 Traveling Alone: One-way Ticket of Youth 983
0201 Wrought Gold Master 542
0202 At Boss's Expense 585
0203 A New Plan of Aizu Ski Resort 464
0204 UFO Shooting Down Operation 100
0205 Rock, Paper, Scissors 801
0206 Next Trip 978
0207 Block 642
0208 Room Numbers of a Hospital 669
0209 Scene in a Picture 276
0210 The Squares 155
0211 Jogging 248
0212 Highway Express Bus 459
0213 Subdivide The Land 128
0214 Autumnal Illumination 100
0215 Pachimon Creature 198
0216 Cutting Down Water Bills 934
0217 Walking in the Hospital 852
0218 Dividing Students 996
0219 A Popular Ice-cream Shop 951
0220 Binary Digit A Doctor Loved 534
0221 FizzBuzz 441
0222 Prime Quadruplet 558
0223 Stray Twins 361
0224 Bicycle Diet 152
0225 Kobutanukitsuneko 269
0226 Hit and Blow 766
0227 Thanksgiving 653
0228 Seven Segments 543
0229 Big Hit ! 472
0230 Ninja Climbing 228
0231 Dangerous Bridge 357
0232 Life Game 227
0233 Book Arrangement 204
0234 Aizu Buried Treasure 117
0235 Sergeant Rian 207
0236 Alien Messages 67
0237 The Last Door 42
0238 Time to Study 802
0239 Calorie Counting 484
0240 Interest Rates 496
0241 Quaternion Multiplication 382
0242 Input Candidates 307
0243 Filling Game 141
0244 Hot Spring Trip 213
0245 Time Sale 88
0246 Bara-Bara Manju 64
0247 Ice Maze 78
0251 Magic Square 49
0253 Ant Nest 33
0254 Scone 51
0256 Points for a Perfect Scorer 930
0257 Railway Ticket 803
0258 Kitchen Garden 410
0259 All Numbers Lead to 6174 546
0260 Salary for a Plumber 351
0261 Mayan Crucial Prediction 148
0262 Making Sugoroku 157
0263 Beat Panel 190
0264 Finite Field Calculator 102
0265 Cats Going Straight 28
0266 Aka-beko and 40 Thieves 366
0267 Triangle of Blocks 232
0268 Kongo Type 170
0269 East Wind 85
0270 Modular Query 219
0271 Izua Dictionary 103
0272 The Lonely Girl's Lie 105
0273 Cats Going Straight II 49
0274 Arts and Crafts 28
0275 Railroad 35
0276 Temperature Difference 942
0277 Ticket Sales 890
0278 Admission Fee 652
0279 A Pair of Prizes 598
0280 The Outcome of Bonze 513
0281 Formation 539
0282 Programming Contest 248
0283 Study Session 96
0284 Happy End Problem 35
0285 Tennis 169
0286 Computation of Salary 113
0287 Jinkoki 139
0288 Knocker of the Gigas Cedar 98
0289 Infinite Express 121
0290 Microorganism Power Generation 78
0291 Mystery of an Ancient Ruin 38
0292 Wall 32
0293 Algorithm Exam 22
0294 Catch a Thief 15
0295 The Number of Chairs 807
0296 A Fat Wallet 734
0297 The Last One is the Best 698
0298 Bus Timetable 416
0299 Railroad II 206
0300 Floppy Cube 234
0301 Baton Relay Game 201
0302 Star Watching 115
0303 Mighty Man 86
0304 School Cafeteria 29
0305 Yuekis' Audio Room 208
0306 Symmetric Ternary Number 134
0307 Nisshinkan Marathon Club 79
0308 Deadlock 79
0309 New Drug Development 55
0310 Frame 65
0311 Kaguya 21
0312 Net Cafe 50
0313 Unknown Germ 18
0314 The Kingdom of Akabeko 12
0315 The Number of Participants 383
0316 Fishing Competition 302
0317 Frog Going Straight 414
0318 Secret Investigation 230
0319 Programming Contest 250
0320 Quality Management 93
0321 Investigation of Club Activities 94
0322 Slates 31
0323 Ruins 39
0324 Downhill Race 17
0325 Cuboid 84
0326 Related Products 116
0327 Alphametic 85
0328 Metal Recycling 64
0329 Bilateral Trade 71
0330 Halting Problem 26
0331 Scheduler 18
0332 Disappearing Sequence 30
0333 Line Segment Arrangement 11
0334 Amidakuji 13
0335 Word 455
0336 Sunrise and Sunset 344
0337 Japanese Calendar 303
0338 New Town 295
0339 Geometric Data 242
0340 Pancake 161
0341 Repeated Spell 120
0342 Road Planning 43
0343 Programming Contest II 45
0344 Game Strategy 21
0345 Rectangle 256
0346 Rectangle Made with Bars 230
0347 Maximization of Relational Expression 137
0348 Sevens 96
0349 Cyclic Sugoroku 76
0350 Irreducible Fractionalization 55
0351 Quiet Town 80
0352 Forecast of Forces 65
0353 Sort 38
0354 Ant 25
0355 String Game 15
0356 Evening 12
0357 Handsel 511
0358 Shopping 416
0359 Day of Week 395
0360 Reservation System 324
0361 Wire 257
0362 Trampoline 199
0363 Loading 74
0364 Dungeon 89
0365 Swapping Characters 61
0366 Road Improvement 38
0367 Charging System for Network 24
0368 Flag 171
0369 Bange Hills Tower 118
0370 Age Difference 69
0371 Electronic Metronome 89
0372 Three Meals 51
0373 Checkered Pattern 37
0374 Paper Fortune 29
0375 Lake Survey 19
0376 Lottery Box 18
0377 Party 18
0378 Aerial Photo 10
0379 Iron Bars 5
0380 Celsius and Fahrenheit 226
0381 Red Dragonfly 206
0382 Cake Party 163
0383 Heat Strokes 122
0384 Dudeney Number 75
0385 Bozo Sort 68
0386 Transporter 56
0387 Taxi 45
0388 Points on a Straight Line 28
0389 Dungeon 2 17
0390 Disk 13
0391 Gathering 13
0392 Party Dress 71
0393 Design of a Mansion 66
0394 Pilling Blocks 45
0395 A Round Table for Sages 43
0396 Treasure Map 34
0397 Common-Prime Sort 23
0398 Beautiful Sequence 15
0399 Payroll 4
0400 Maze and Items 6
0401 Playing With Stones 11
0402 Kth XOR 7
0403 Road Construction 6
0500 Card Game 2523
0501 Data Conversion 1614
0502 Dice 1391
0503 Cup 351
0504 Card Game II 96
0505 Questionnaire 900
0506 String 738
0507 Square 522
0508 String With Rings 186
0509 Sheets 117
0510 Score 1878
0511 Who Are The Student Yet To Submit 1489
0512 Caesar Cipher 1245
0513 Shuffle The Cards 903
0514 Quality Checking 678
0515 School Road 1077
0516 Maximum Sum 935
0517 Longest Steps 592
0518 The Oldest Site 411
0519 Worst Reporter 292
0520 Lightest Mobile 285
0521 Change 1497
0522 JOI and IOI 1130
0523 Card Game 689
0524 Searching Constellation 586
0525 Osenbei 829
0526 Boat Travel 572
0527 Setting Go Stones 430
0528 Common Sub-String 447
0529 Darts 575
0530 Pyon-Pyon River Crossing 296
0531 Paint Color 358
0532 Time Card 1159
0533 Contest 1262
0534 Chain 360
0535 Crossing Black Ice 536
0536 Shuffle 173
0537 Bingo 264
0538 IOIOI 546
0539 Pizza 499
0540 Amidakuji 239
0541 Walk 302
0542 Authentication Level 219
0543 Receipt 1096
0544 Sugoroku 845
0545 Party 730
0546 Lining up the cards 498
0547 Commute routes 463
0548 Reindeer with no sense of direction 152
0549 A Traveler 447
0550 Dividing Snacks 235
0551 Icicles 361
0552 Exposition 87
0553 Dungeon 77
0554 Total Time 1277
0555 Ring 930
0556 Tile 711
0557 A First Grader 882
0558 Cheese 1171
0559 JOI Flag 110
0560 Planetary Exploration 491
0561 Books 335
0562 Shopping in JOI Kingdom 264
0563 Walking Santa 160
0564 Bug Party 153
0565 Lunch 1295
0566 Soccer 907
0567 Best Pizza 835
0568 Pasta 526
0569 Illumination 329
0570 Zig-Zag Numbers 152
0571 JJOOII 476
0572 Card Game is Fun 351
0573 Night Market 286
0574 Nails 217
0575 Festivals in JOI Kingdom 120
0576 Homework 1198
0577 Unique number 993
0578 Signboard 605
0579 Hot days 500
0580 Fish 241
0581 Gifts 66
0582 Triangle Types 622
0583 Common Divisors 618
0584 Two Number Cards 295
0585 Nearest Two Points 168
0586 Palindrome 70
0587 Tunnel 412
0588 Simple Calculator 476
0589 Production 333
0590 Available Areas 177
0591 Beads 85
0592 Average Score 1009
0593 Vote 729
0594 Super Metropolis 584
0595 Schedule 348
0596 Taxis 224
0597 Xiao Long Bao 63
0598 JOI Emblem 254
0599 IOI Manju 242
0600 Baumkuchen 246
0601 Sugar Glider 150
0602 Cutting 24
0603 Illumination 186
0604 Take the 'IOI' train 137
0605 Modern Mansion 75
0606 Tower of JOIOI 43
0607 Bubble Sort 19
0608 Water Rate 777
0609 Christmas Party 519
0610 Weather Forecaster 483
0611 Silk Road 369
0612 Sandcastle 183
0613 Treasures 63
0614 Railroad Trip 236
0615 Cake 2 178
0616 JOI Park 142
0617 Ball 54
0618 Rampart 34
0619 Selecting Subjects 505
0620 Swapping Bibs 326
0621 Russian Flag 274
0622 Walking in JOI Kingdom 170
0623 Zombie Island 132
0624 Food stalls 40
0625 Oranges 117
0626 Collecting Stamps 2 103
0627 Train Fare 66
0628 Territory 9
0629 Geologic Fault 15
0630 Microwave 425
0631 Point Card 298
0632 Refreshment Area 247
0633 Plush Toys 119
0634 Ridge 105
0635 Snake JOI 68
0636 Foehn Phenomena 101
0637 Semiexpress 48
0638 Kingdom of JOIOI 38
0639 Soccer 13
0640 Rope 15
0641 Pencils 433
0642 Sugoroku 280
0643 Trunk Road 198
0644 Mizuyokan 47
0645 Deforestation 47
0646 LthKthNumber 31
0647 Stove 114
0648 Art Exhibition 73
0649 Dango Maker 22
0650 Commuter Pass 28
0651 Snake Escaping 11
0652 Social Game 55
0653 Sugoroku and Pieces 32
0654 Circle Cross Stamps 25
0655 Japan Sinks 11
0656 Illumination 3
0657 Seats 1
0658 Bitaro the Brave 12
0659 Exhibition 5
0660 Growing Vegetables is Fun 3 4
0661 Coin Collecting 2
0662 Unique Cities 0
1000 A + B Problem 1998
1001 Binary Tree Intersection And Union 275
1002 Extraordinary Girl I 162
1003 Extraordinary Girl II 256
1004 Pair of Primes 583
1005 Advanced Algorithm Class 324
1006 Boring Commercials 175
1007 JPEG Compression 348
1008 What Color Is The Universe? 271
1009 Greatest Common Divisor 745
1010 Dominoes Arrangement 126
1011 Finding the Largest Carbon Compound Given Its Long 124
1012 Operations with Finite Sets 110
1013 Combinatorial Topology 2
1014 Computation of Minimum Length of Pipeline 123
1015 Dominating Set 58
1016 Fibonacci Sets 318
1017 Riffle Shuffle 189
1018 Cheating on ICPC 329
1019 Vampirish Night 687
1020 Cleaning Robot 360
1021 Emacs-like Editor 168
1022 Indian Puzzle 35
1023 Amazing Graze 129
1024 Cleaning Robot 2.0 24
1025 Building Water Ways 10
1026 Hedro's Hexahedron 45
1027 A Piece of Cake 550
1028 ICPC: Ideal Coin Payment and Change 185
1029 Traffic Analysis 464
1030 Cubes Without Holes 253
1031 Simple GUI Application 140
1032 Course Planning for Lazy Students 107
1033 Kuru-Kuru Robot 39
1034 Line Puzzle 100
1035 Sleeping Cats 320
1036 Monster Factory 224
1037 Midnight Teatime 139
1038 Dr. Nakamura's Lab. 66
1039 Frisbee Dogs 49
1040 Chocolate with Heart Marks 69
1041 Kyudo: A Japanese Art of Archery 821
1042 Yes, I have a number 503
1043 Selecting Teams Advanced to Regional 298
1044 CamelCase 284
1045 Split Up! 375
1046 Ghost Buster! 162
1047 Crop Circle 60
1048 Provident Housewife 54
1049 Building Houses 44
1050 The Last Dungeon 26
1051 Citation Format 469
1052 Old Bridges 510
1053 Accelerated Railgun 151
1054 Distorted Love 178
1055 Huge Family 100
1056 Ben Toh 218
1057 Rolling Dice 138
1058 Winter Bells 65
1059 Mysterious Onslaught 51
1060 No Story 124
1061 Seventh Color 0
1062 It's our delight!! 322
1063 Watchin' TVA 139
1064 Yanagi's Comic 75
1065 The House of Huge Family 79
1066 Legend of Storia 34
1067 Cutting a Chocolate 70
1068 School of Killifish 100
1069 Squid Multiplication 111
1070 FIMO sequence 32
1071 BD Shelf 3
1072 Rearranging Seats 413
1073 The Tower 11
1074 Popularity Estimation 231
1075 High and Low Cube 71
1076 Time Manipulation 108
1077 The Great Summer Contest 163
1078 SAT-EN-3 117
1079 Cosmic Market 94
1080 Everything Starts With Your Vote 47
1081 World Domination 28
1082 11224111122411 69
1083 The Incubator 83
1084 K Cards 176
1085 Spellcasters 273
1086 Live Schedule 85
1087 Dimensional Analysis 52
1088 School Excursion 49
1089 Strawberry Cake 53
1090 Sports Days 11
1091 KND is So Sexy 191
1092 Make KND So Fat 71
1093 KND Runs for Sweets 45
1094 KND Warp 17
1095 KND Factory 27
1096 Wall Breaker KND 3
1100 Area of Polygons 526
1101 A Simple Offline Text Editor 130
1102 Calculation of Expressions 129
1103 Board Arrangements for Concentration Games 144
1104 Where's Your Robot? 312
1105 Unable Count 230
1106 Factorization of Quadratic Formula 143
1107 Spiral Footrace 116
1108 A Long Ride on a Railway 87
1109 Fermat's Last Theorem 269
1110 Patience 141
1111 Cyber Guardian 125
1112 Strange Key 28
1113 File Compression 0
1114 Get a Rectangular Field 215
1115 Multi-column List 91
1116 Jigsaw Puzzles for Computers 97
1117 Missing Numbers 91
1118 Nets of Dice 44
1119 Exploring Caves 224
1120 Pile Up! 77
1121 Kanglish:Analysis on Artificial Language 102
1122 What is the Number in my Mind ? 51
1123 Enclosing Circles 0
1124 When Can We Meet? 740
1125 Get Many Persimmon Trees 670
1126 The Secret Number 441
1127 Building a Space Station 328
1128 Square Carpets 64
1129 Hanafuda Shuffle 1944
1130 Red and Black 1801
1131 Unit Fraction Partition 488
1132 Circle and Points 504
1133 Water Tank 108
1134 Name the Crossing 101
1135 Ohgas' Fortune 663
1136 Polygonal Line Search 647
1137 Numeral System 1025
1138 Traveling by Stagecoach 438
1139 Earth Observation with a Mobile Robot Team 38
1140 Cleaning Robot 396
1141 Dirichlet's Theorem on Arithmetic Progressions 1187
1142 Organize Your Train part II 1169
1143 Hexerpents of Hexwamp 73
1144 Curling 2.0 696
1145 The Genome Database of All Space Life 249
1146 Secrets in Shadows 32
1147 ICPC Score Totalizer Software 2528
1148 Analyzing Login/Logout Records 747
1149 Cut the Cake 550
1150 Cliff Climbing 413
1151 Twirl Around 31
1152 Dr. Podboq or: How We Became Asymmetric 69
1153 Equal Total Scores 1434
1154 Monday-Saturday Prime Factors 853
1155 How can I satisfy thee? Let me count the ways... 608
1156 Twirling Robot 490
1157 Roll-A-Big-Ball 281
1158 ICPC: Intelligent Congruent Partition of Chocolate 46
1159 Next Mayor 1488
1160 How Many Islands? 1655
1161 Verbal Arithmetic 285
1162 Discrete Speed 368
1163 Cards 536
1164 Tighten Up! 29
1165 Pablo Squarson's Headache 1203
1166 Amazing Mazes 980
1167 Pollock's conjecture 885
1168 Off Balance 249
1169 The Most Powerful Spell 220
1170 Old Memories 23
1171 Laser Beam Reflections 93
1172 Chebyshev's Theorem 1363
1173 The Balance of the World 1256
1174 Identically Colored Panels Connection 568
1175 And Then. How Many Are There? 369
1176 Planning Rolling Blackouts 320
1177 Watchdog Corporation 41
1178 A Broken Door 112
1179 Millennium 1246
1180 Recurring Decimals 936
1181 Biased Dice 395
1182 Railway Connection 309
1183 Chain-Confined Path 230
1184 Generic Poker 33
1185 Patisserie ACM 52
1186 Integral Rectangles 963
1187 ICPC Ranking 707
1188 Hierarchical Democracy 571
1189 Prime Caves 361
1190 Anchored Balloon 172
1191 Rotate and Rewrite 34
1192 Tax Rate Changed 1136
1193 Chain Disappearance Puzzle 674
1194 Vampire 357
1195 Encryption System 251
1196 Bridge Removal 254
1197 A Die Maker 48
1198 Don't Cross the Circles! 37
1200 Goldbach's Conjecture 430
1201 Lattice Practices 79
1202 Mobile Phone Coverage 105
1203 Napoleon's Grumble 100
1204 Pipeline Scheduling 66
1205 Triangle Partition 0
1206 BUT We Need a Diagram 11
1207 Digital Racing Circuil 8
1208 Rational Irrationals 113
1209 Square Coins 262
1210 Die Game 150
1211 Trapezoids 81
1212 Mirror Illusion 52
1213 Heavenly Jewels 58
1214 Walking Ant 99
1215 Co-occurrence Search 61
1216 Lost in Space 85
1217 Family Tree 105
1218 Push!! 90
1219 Pump up Batteries 52
1220 The Devil of Gravity 7
1221 Numoeba 15
1222 Telescope 58
1223 Ether Geometry 0
1224 Starship Hakodate-maru 139
1225 e-market 55
1226 Fishnet 63
1227 77377 72
1228 Beehives 46
1229 Young, Poor and Busy 34
1230 Nim 67
1231 Super Star 81
1232 Calling Extraterrestrial Intelligence Again 363
1233 Equals are Equals 65
1234 GIGA Universe Cup 38
1235 Life Line 141
1236 Map of Ninja House 123
1237 Shredding Company 240
1238 True Liars 102
1239 Viva Confetti 9
1240 Unreliable Message 495
1241 Lagrange's Four-Square Theorem 393
1242 Area of Polygons 72
1243 Weather Forecast 123
1244 Molecular Formula 211
1245 Gap 94
1246 Concert Hall Scheduling 147
1247 Monster Trap 16
1248 The Balance 236
1249 Make a Sequence 290
1250 Leaky Cryptography 203
1251 Pathological Paths 108
1252 Confusing Login Names 89
1253 Dice Puzzle 83
1254 Color the Map 87
1255 Inherit the Spheres 29
1256 Crossing Prisms 11
1257 Sum of Consecutive prime Numbers 304
1258 Book Replacement 70
1259 Colored Cubes 62
1260 Organize Your Train 28
1261 Mobile Computing 58
1262 Atomic Car Race 75
1263 Network Mess 35
1264 Bingo 14
1265 Shy Polygons 8
1266 How I Wonder What You Are! 88
1267 How I Mathematician Wonder What You Are! 71
1268 Cubic Eight-Puzzle 41
1269 Sum of Different Primes 160
1270 Manhattan Wiring 17
1271 Power Calculus 47
1272 Polygons on the Grid 15
1273 The Best Name for Your Baby 6
1274 Enjoyable Commutation 9
1275 And Then There Was One 440
1276 Prime Gap 590
1277 Minimal Backgammon 396
1278 Lowest Pyramid 18
1279 Geometric Map 64
1280 Slim Span 275
1281 The Morning after Halloween 84
1282 Bug Hunt 170
1283 Most Distant Point from the Sea 133
1284 The Teacher's Side of Math 31
1285 Grey Area 409
1286 Expected Allowance 322
1287 Stopped Watches 117
1288 Digits on the Floor 68
1289 Spherical Mirrors 85
1290 Traveling Cube 112
1291 Search of Concatenated Strings 117
1292 Top Spinning 26
1293 Common Polynomial 40
1294 Zigzag 31
1295 Cubist Artwork 421
1296 Repeated Substitution with Sed 276
1297 Swimming Jam 130
1298 Separate Points 173
1299 Origami Through-Hole 11
1300 Chemist's Math 59
1301 Malfatti Circles 96
1302 Twenty Questions 178
1303 Hobby on Rails 10
1304 Infected Land 125
1305 Membership Management 349
1306 Balloon Collecting 268
1307 Towns along a Highway 87
1308 Awkward Lights 132
1309 The Two Men of the Japanese Alps 94
1310 Find the Multiples 131
1311 Test Case Tweaking 164
1312 Where's Wally 106
1313 Intersection of Two Prisms 118
1314 Matrix Calculator 90
1315 Gift from the Goddess of Programming 253
1316 The Sorcerer's Donut 286
1317 Weaker than Planned 56
1318 Long Distance Taxi 182
1319 Driving an Icosahedral Rover 40
1320 City Merger 225
1321 Captain Q's Treasure 36
1322 ASCII Expression 70
1323 Encircling Circles 23
1324 Round Trip 53
1325 Ginkgo Numbers 253
1326 Stylish 172
1327 One-Dimensional Cellular Automaton 253
1328 Find the Outlier 182
1329 Sliding Block Puzzle 61
1330 Never Wait for Weights 255
1331 Let There Be Light 103
1332 Company Organization 21
1333 Beautiful Spacing 80
1334 Cubic Colonies 10
1335 Equal Sum Sets 441
1336 The Last Ant 233
1337 Count the Regions 180
1338 Clock Hands 56
1339 Dragon's Cruller 86
1340 Directional Resemblance 30
1341 Longest Chain 75
1342 Don't Burst the Balloon 40
1343 Hidden Tree 52
1344 C(O|W|A*RD*|S)* CROSSWORD Puzzle 2
1345 Bit String Reordering 236
1346 Miscalculation 297
1347 Shopping 221
1348 Space Golf 78
1349 Automotive Navigation 55
1350 There is No Alternative 150
1351 Flipping Parentheses 82
1352 Cornering at Poles 20
1353 Sweet War 29
1354 Exhibition 11
1355 L Jumps 10
1356 Decimal Sequences 299
1357 Squeeze the Cylinders 155
1358 Sibling Rivalry 76
1359 Wall Clocks 70
1360 Bringing Order to Disorder 49
1361 Deadlock Detection 36
1362 Do Geese See God? 42
1363 Rotating Cutter Bits 9
1364 Routing a Marathon Race 21
1365 Post Office Investigation 4
1366 Min-Max Distance Game 9
1367 Rearranging a Sequence 177
1368 Quality of Check Digits 127
1369 Distribution Center 117
1370 Hidden Anagrams 93
1371 Infallibly Crack Perplexing Cryptarithm 48
1372 Three Kingdoms of Bourdelot 14
1373 Placing Medals on a Binary Tree 68
1374 Animal Companion in Maze 12
1375 Skinny Polygon 21
1376 Cover the Polygon with Your Disk 16
1377 Black and White Boxes 5
1378 Secret of Chocolate Poles 103
1379 Parallel Lines 56
1380 Medical Checkup 50
1381 Making Perimeter of the Convex Hull Shortest 5
1382 Black or White 24
1383 Pizza Delivery 37
1384 Rendezvous on a Tetrahedron 14
1385 Homework 9
1386 Starting a Scenic Railroad Service 38
1387 String Puzzle 12
1388 Counting Cycles 14
1389 Digits Are Not Just Characters 57
1390 Arithmetic Progressions 58
1391 Emergency Evacuation 42
1392 Shortest Common Non-Subsequence 32
1393 Eulerian Flight Tour 18
1394 Fair Chocolate-Cutting 3
1395 What Goes Up Must Come Down 36
1396 Four-Coloring 3
1397 Ranks 4
1398 Colorful Tree 8
1399 Sixth Sense 19
1500 ID 186
1501 Grid 151
1502 War 125
1503 Numbers 121
1504 Connect 34
1505 Dungeon 59
1506 Dice 3
1507 Dungeon (II) 65
1508 RMQ 119
1509 Rental DVD Shop NEO 105
1510 Independent Research 117
1511 General of Taiko 12
1512 Smartphone Game 47
1513 Doragoso Ball 31
1514 Balloon Contest 20
1515 The Humans Braving the Invaders 20
1516 Nasty Boys 187
1517 Challenge from Grandfather 61
1518 Last One 41
1519 Room of Time and Spirit 40
1520 Light Source 6
1521 Prize Game 8
1522 Planarian Regeneration 14
1523 Cone Cut 9
1524 Rolling Block 14
1525 J's Final Problem 7
1526 Password 23
1527 Yu-kun Likes Rectangles 11
1528 Warping Girld 8
1529 Cheat Case 5
1530 Lonely Adventuer 4
1531 Remainder Zero 6
1532 Yu-kun Likes Building Block 3
1533 Catepillar 3
1534 Sum of Last Digits 5
1535 Hanimon 0
1536 Witch Craft Moves 1
1537 WW 0
1541 Yu-kun Likes an Integer 7
1542 Yu-kun Likes Letters in the English Alphabet 5
1543 Changing Grids 3
1544 Smell Searcher 0
1545 Rooted Tree Game 0
1546 Coupling 0
1547 Yu-kun Likes People Watching 0
1548 Yu-kun Likes a Directed Graph 1
1549 Hard Beans 4
1550 Yu-kun Likes To Play Darts 0
1551 A White Wall 9
1552 Mountain Climbing 7
1553 Manhattan Warp Machine 1 9
1554 Friday the 13th 5
1555 Distinct Dictionary 1
1556 Sum of Numbers 0
1557 Yu-kun Likes a Treasure 0
1558 Puzzle and Hexagons 2
1559 Hopping Mind 0
1560 Yu-kun Likes a lot of Money 0
1561 Manhattan Warp Machine 2 1
1562 Divisor 66
1563 Array Update 22
1564 String Compression 22
1565 Squid Ink 15
1566 Movie 32
1567 Lucky Number 9
1568 String Conversion 20
1569 Bomb Removal 11
1570 Lights of Apartment 8
1571 String Crossing 5
1572 Point in The Triangle 1
1574 Gossip 37
1575 Product Sale Lines 22
1576 Community Integration 25
1577 Courage Test 9
1578 Rubik Dungeon 6
1579 Array Update 2 14
1580 Barter 9
1581 Reflection Warp Machine 4
1582 Circles and Ray 2
1583 Equivalent Vertices 0
1584 Sum of Sequences 5
1585 String in String 6
1586 Monochrome Tile 1
1587 Plants 34
1588 Potatoes 24
1589 Unhappy Class 17
1590 One-Time Path 19
1591 Graph Making 17
1592 Curling Puzzle 3
1593 Star 10
1594 Hogemon Get 2
1595 Traffic Tree 25
1596 Char Swap 4
1597 Escape of Lappin the Phantom Thief 2
1598 RedBlue 4
1599 Dial 0
1600 Entrance Examination 669
1601 Short Phrase 504
1602 ICPC Calculator 314
1603 500-yen Saving 131
1604 Deadlock Detection 53
1605 Bridge Construction Planning 33
1606 Complex Paper Folding 7
1607 Development of Small Flying Robots 5
1608 Selection of Participants of an Experiment 682
1609 Look for the Winner! 406
1610 Bamboo Blossoms 406
1611 Daruma Otoshi 278
1612 3D Printing 79
1613 Deciphering Characters 50
1614 Warp Drive 3
1615 Gift Exchange Party 28
1616 Taro's Shopping 455
1617 Almost Identical Programs 271
1618 A Garden with Ponds 171
1619 Making Lunch Boxes 89
1620 Boolean Expression Compressor 47
1621 Folding a Ribbon 38
1622 Go around the Labyrinth 42
1623 Equivalent Deformation 10
1624 Income Inequality 277
1625 Origami, or the art of folding paper 125
1626 Skyscraper MinatoHarukas 117
1627 Playoff by all the teams 64
1628 Floating-Point Numbers 16
1629 Equilateral Triangular Fence 7
1630 Expression Mining 6
1631 For Programming Excellence 4
2000 Misterious Gems 1415
2001 Amida, the City of Miracle 1040
2002 X-Ray Screening System 426
2003 Railroad Conflict 271
2004 Data Center on Fire 14
2005 Water Pipe Construction 466
2006 Keitai Message 1120
2007 Make Purse Light 762
2008 Dragon Fantasy 173
2009 Area Separation 236
2010 Poor Mail Forwarding 42
2011 Gather the Maps! 523
2012 Space Coconut Grab 1158
2013 Osaki 725
2014 Surrounding Area 646
2015 Square Route 861
2016 Lifeguard in the Pool 30
2017 Karakuri Doll 72
2018 Princess's Gamble 1062
2019 Princess's Marriage 890
2020 Princess's Japanese 98
2021 Princess in Danger 395
2022 Princess, a Cryptanalyst 192
2023 Princess, a Strategist 18
2024 Blackjack 104
2025 Eight Princes 37
2026 Divisor is the Conqueror 77
2027 Reading a Chord 24
2028 Gather on the Clock 60
2029 Light The Room 10
2030 Ruins 126
2031 Hyper Rock-Scissors-Paper 94
2032 Online Quiz System 16
2033 Rock Man 54
2034 Autocorrelation Function 26
2035 It Prefokery Pio 83
2036 Traffic 10
2037 Restriction Enzyme 0
2038 The Extreme Slalom 8
2039 Space Coconut Crab II 103
2040 Sort the Panels 63
2041 Disarmament of the Units 3
2042 So Sleepy 13
2043 Alice in Foxland 0
2044 Lying about Your Age 34
2045 Turn Polygons 29
2046 Robots' Crash 6
2047 Linear Ether Geometry 0
2048 Everlasting...? 164
2049 Headstrong Student 92
2050 Dig or Climb 36
2051 Rotation Estimation 28
2052 Optimal Rest 15
2053 Controlled Tournament 12
2054 Entangled Tree 9
2055 Ramen Shop 5
2056 Cousin's Aunt 5
2057 The Closest Circle 64
2058 Moduic Squares 72
2059 Restaurant 20
2060 Tetrahedra 41
2061 International Party 38
2062 Hide-and-seek 17
2063 TV Watching 17
2064 Make Friendships 35
2065 Slippy Floors 8
2066 Roads in a City 5
2067 Reading Brackets in English 11
2068 Grated Radish 3
2069 Greedy, Greedy. 57
2070 First Experience 49
2071 Web 0.5 17
2072 Philosopher's Stone 0
2073 The Phantom 6
2074 Rakunarok 4
2075 Dock to the Future 11
2076 Flame of Nucleus 52
2077 Resource 2
2078 Exact Arithmetic 9
2079 Dance Dance Revolution 90
2080 Compress Files 26
2081 Save the Energy 24
2082 Goofy Converter 46
2083 Black Force 14
2084 Hit and Blow 35
2085 Turn Left 32
2086 ! 77
2087 Speed 4
2088 Spirograph 14
2089 Mysterious Dungeons 52
2090 Repeated Subsequences 67
2091 Petoris 39
2092 Pythagoraslope 1
2093 Election 6
2094 Jaggie Spheres 12
2095 Nagashi Soumen 15
2096 Private Teacher 55
2097 Triangles 43
2098 Two-finger Programming 4
2099 Walk under a Scorching Sun 9
2100 Saizo 764
2101 Perfect Number 524
2102 Rummy 530
2103 Battle Town 321
2104 Country Road 646
2105 Rhythm Machine 61
2106 Enegy Transporter 67
2107 Can I go there? 148
2108 Aaron and Bruce 40
2109 Ancient Expression 36
2110 Radio Base 30
2111 ChikuChiku-BanBan 1
2112 Defend the Nation 0
2113 Electrophoretic 18
2114 Median Filter 9
2115 Life Game 44
2116 Subdividing a Land 16
2117 Connect Line Segments 53
2118 Oil Company 49
2119 Finding the Top RPS Player 72
2120 Revenge of Voronoi 0
2121 Castle Wall 7
2122 Optimization of Combinatorial Circuits 3
2123 Divisor Function 30
2124 Magical Dungeon 8
2125 Land Mark 11
2126 Alien Pianist 7
2127 Japanese Style Pub 10
2128 Two Rings 0
2129 Text Justification 47
2130 Billion Million Thousand 41
2131 Pi is Three 89
2132 Left Hand Rule 31
2133 Alice and Bob 5
2134 Deadly Dice Game 49
2135 Reverse a Road 47
2136 Webby Subway 16
2137 Time Trial 24
2138 Vending Machine 46
2139 Memory Match 34
2140 Tile Puzzle 0
2141 Girls' Party 41
2142 Bitwise Kingdom 56
2143 Adaptive Time Slicing Quantization 11
2144 Reaction 10
2145 Magical Island 16
2146 Ninja Legend 10
2147 Do It 0
2148 Robot Communication 2
2149 Luck Manipulator 906
2150 Matsuzaki Number 695
2151 Brave Princess Revisited 371
2152 Restrictive Filesystem 267
2153 Mirror Cave 339
2154 Shore Erosion 19
2155 Infected Computer 435
2156 Magic Slayer 173
2157 Dial Lock 204
2158 Double Sorting 12
2159 Symmetry 35
2160 Voronoi Island 107
2161 Defend the Bases 119
2162 Galaxy Wide Web Service 97
2163 Tatami 87
2164 Revenge of the Round Table 36
2165 Strange String Manipulation 283
2166 Erratic Sleep Habits 182
2167 Find the Point 56
2168 Luigi's Tavern 108
2169 Colored Octahedra 105
2170 Marked Ancestor 452
2171 Strange Couple 85
2172 Queen's Case 43
2173 Wind Passages 72
2174 Secret Operation 8
2175 Whist 214
2176 For the Peace 181
2177 Champernowne Constant 147
2178 Futon 137
2179 Safe Area 38
2180 Water Tank 106
2181 Neko's Treasure 69
2182 Eleven Lover 255
2183 Crystal Jails 15
2184 Cave Explorer 11
2185 Petting Cats 379
2186 Heian-Kyo Walking 497
2187 Card Game 158
2188 Unit Converter 102
2189 Addition Game 157
2190 Angel Stairs 96
2191 A Book Shop With a Frequent Greetings 63
2192 Drawing Lots 9
2193 The Door into Summer 38
2194 Cat Burglar and Friday House 5
2195 Cat Numbers! 12
2196 Chat noir 1
2197 Sum of Consecutive Integers 1226
2198 Moonlight Farm 629
2199 Differential Pulse Code Modulation 498
2200 Mr. Rito Post Office 425
2201 Immortal Jewels 183
2202 Canal: Water Going Up and Down 35
2203 Magical Island 2 14
2204 Final Examination! 569
2205 Lottery Checker 347
2206 Compile 164
2207 Consistet Unit System 116
2208 The Melancholy of Thomas Right 66
2209 UTF-8 55
2210 Star Watching 22
2211 Stray Cats, Run... 27
2212 Stolen Jewel 84
2213 The Number of Solutions for a Polynomial 5
2214 Warp Hall 23
2215 Three Silhouettes 2
2216 Summer of KMC 496
2217 Let's JUMPSTYLE 230
2218 K Poker 95
2219 THE BYDOLM@STER 186
2220 The Number of the Real Roots of a Cubic Equation 56
2221 KULASIS 67
2222 Alien's Counting 150
2223 Kaeru Jump 136
2224 Save your cats 340
2225 Dungeon Wall 61
2226 Psychic Accelerator 26
2227 Bouldering 15
2228 DON'T PANIC! 6
2229 Ropeway 26
2230 How to Create a Good Game 57
2231 Cruel Bingo 16
2232 Ennichi 291
2233 Carrot Tour 153
2234 Usagitobi 23
2235 Graph Construction 62
2236 Rabbit Plays Games! 101
2237 The Castle 127
2238 Nurie 11
2239 Nearest Station 67
2240 Lapin Noir 13
2241 Usaneko Matrix 184
2242 Era Name 470
2243 Step Step Evolution 274
2244 Dungeon Quest II 110
2245 Dice Room 77
2246 Alice and Bomb 22
2247 Two-Wheel Buggy 64
2248 Camera Control 7
2249 Road Construction 380
2250 Operator 56
2251 Merry Christmas 189
2252 koukyoukoukokukikou 1025
2253 Brave Force Story 584
2254 Fastest Route 567
2255 6/2(1+2) 210
2256 Divide the Cake 78
2257 Sakura Poetry 57
2258 Intelligent Circular Perfect Cleaner 15
2259 Programming Contest 348
2260 (iwi) 281
2261 [[iwi]] 148
2262 Stopping Problem 124
2263 The First Acceptance 113
2264 Spanning Trees 49
2265 Programming Contest Challenge Book 62
2266 Cache Strategy 60
2267 Bit Operation 14
2268 Randomized Self-Balancing Binary Search Tree 12
2269 Traveling Salesman Problem 14
2270 The L-th Number 54
2271 KUPC 360
2272 Cicada 400
2273 Shiritori 144
2274 Sequence Configuration 80
2275 Fox Number 43
2276 Ball 21
2277 XOR Circuit 22
2278 Unruly Eel 18
2279 Mountain 15
2280 Mod 3 Knights Out 11
2281 Swap Cipher 207
2282 Problem B 104
2283 Seishun 18 Kippu 124
2284 The Legendary Sword 121
2285 Anipero 68
2286 Farey Sequence 104
2287 Water Clock 15
2288 Oh, My Goat! 18
2289 Custom Painting Master 19
2290 Attack the Moles 36
2291 Brilliant Stars 35
2292 Common Palindromes 56
2293 Dangerous Tower 147
2294 Entangled with Lottery 59
2295 Power of Power 99
2296 Quest of Merchant 100
2297 Rectangular Stamps 151
2298 Starting Line 282
2299 Tiles are Colorful 211
2300 Calender Colors 392
2301 Sleeping Time 263
2302 On or Off 151
2303 Marathon Match 183
2304 Reverse Roads 198
2305 Beautiful Currency 181
2306 Rabbit Party 178
2307 Palindrome Generator 40
2308 White Bird 108
2309 Vector Compression 53
2310 Rose Garden Witch 100
2311 Dessert Witch 393
2312 Magical Girl Sayaka-chan 148
2313 Box Witch 131
2314 Scribbling witch 43
2315 Shadow Witch 44
2316 Mermaid Witch 16
2317 Class Representative Witch 110
2318 Set-constructing Witch 83
2319 Soul Gem Game 11
2320 Infinity Maze 210
2321 Butterfly 212
2322 Chinese Classics 33
2323 Revenge of Champernowne Constant 37
2324 Full Text Search 13
2325 Mysterious Maze 78
2326 Number Sorting 143
2327 Sky Jump 30
2328 Mobile Network 63
2329 Blue Forest 12
2330 Earth Invasion Diary of Miyabi-sensei 626
2331 A Way to Invite Friends 483
2332 Space-Time Sugoroku Road 323
2333 My friends are small 237
2334 Roads on Towns 146
2335 10-Year-Old Dynamic Programming 142
2336 Spring Tiles 116
2337 Remodeling Plan for Neko-Nabe (tentative) 29
2338 Intelligible Double Magic 22
2339 Person responsible for problem description don't w 20
2340 Carpenters' Language 255
2341 Kth Sentence 34
2342 Light Road 114
2343 Matrix Operation 39
2344 Multi Ending Story 67
2345 Network Reliability 87
2346 Runaway Domino 31
2347 Sunny Graph 29
2348 Testing Circuits 57
2349 World Trip 10
2350 A-B Problem 110
2351 Closest Segment Pair 42
2352 Divisor 39
2353 Four Arithmetic Operations 53
2354 Fractional Knapsack 56
2355 Game 11
2356 Palindromic Anagram 140
2357 Permutation 9
2358 Plane Division 10
2359 Range Minimum Query 11
2360 Sharp 2SAT 16
2361 Sort 84
2362 Chicken or the Egg 132
2363 Unequal Dice 131
2364 Lucky Dip 130
2365 Memory Leak 42
2366 Elevator 37
2367 Icy Composer 11
2368 Satan Attacks 11
2369 CatChecker 375
2370 RabbitWalking 105
2371 TransferTrain 74
2372 IkaNumber 74
2373 HullMarathon 52
2374 RabbitLunch 44
2375 CarrotBreeding 14
2376 DisconnectedGame 95
2377 ThreeRooks 12
2378 SolveMe 27
2379 Bicube 16
2380 Bubble Puzzle 66
2381 Fair Game 0
2382 King Slime 158
2383 Rabbit Game Playing 196
2384 Rabbit Jumping 11
2385 Shelter 27
2386 Sightseeing Tour 254
2387 Tampopo Machine 7
2388 Top of the Hill 1
2389 Asynchronous Exceptions 1
2390 AYBABTU 62
2391 Billiards Sorting 21
2392 Digit 13
2393 Dungeon Creation 20
2394 Longest Lane 21
2395 Play in Basic 2
2396 Skyland 14
2397 Three-way Branch 135
2398 Tree Allocation 15
2399 Save Your Privacy! 735
2400 You Are the Judge 680
2401 Equation 329
2402 Milky Way 236
2403 The Enemy of My Enemy is My Friend 158
2404 Dog Food 32
2405 Sister Ports 38
2406 Al dente 273
2407 Simple Othello 239
2408 Social 217
2409 Power 196
2410 Janken 84
2411 Acceleration of Network 29
2412 Village 67
2413 Tree Planting 38
2414 Treasure Hunt 6
2415 Sashimi 68
2416 XOR Cloister 13
2417 Flick Input 254
2418 Problem B War II 137
2419 Acrophobia 105
2420 Anipero 2012 66
2421 Markup language has Declined 10
2422 Transparent Mahjong 12
2423 Code Art Online 34
2424 Kakezan 692
2425 A Holiday of Miss Brute Force 185
2426 Treasure Hunt 247
2427 hosonagaitokoro 34
2428 Lost Number 132
2429 marukaite 126
2430 Longest Increasing Sequence 68
2431 House Moving 229
2432 Sports Days 2.0 51
2433 Final Defense Line 19
2434 Audition 49
2435 Zero Division Checker 155
2436 Card 59
2437 DNA 83
2438 YAML 133
2439 Hakone 156
2440 Kagisys 833
2441 FizzBuzz 252
2442 ConvexCut 208
2443 ReverseSort 174
2444 Substring 225
2445 MinimumCostPath 21
2446 Enumeration 117
2447 A Two Floors Dungeon 114
2448 Area Folding 52
2449 Connect 77
2450 Do use segment tree 86
2451 Move on Dice 17
2452 Pipeline Plans 13
2453 Presentation 30
2454 Repairing 41
2455 Sun and Moon 16
2456 Usoperanto 46
2457 Adhoc Translation 25
2458 Artistic Art Museum 4
2459 Complex Integer Solutions 7
2460 Dial Key 34
2461 Dungeon Master 4
2462 Exciting Bicycle 9
2463 Fuel Problem 5
2464 Magic Walls 10
2465 Sort by Hand 2
2466 Substring Expression 28
2467 Up Above the World So High 3
2468 Cache Control 49
2469 Cover Time 14
2470 Craftsman 8
2471 Divide the Water 13
2472 Mickle's Beam 16
2473 Poor Computer 5
2474 Riffle Swap 9
2475 Round Table 17
2476 Strange Currency System 37
2477 Tangram 0
2478 Trading Ship 19
2479 Approximate Circle 13
2480 Blame Game 19
2481 Earn Big 11
2482 Exportation in Space 17
2483 Laser Puzzle 4
2484 Magnum Tornado 5
2485 Nezumi's Treasure 5
2486 Testing Sorting Networks 5
2487 Train King 6
2488 Tree Construction 35
2489 Palindromic Number 221
2490 Parentheses 243
2491 Sanpo 17
2492 goto busters 101
2493 Replace 11
2494 Sliding GCD 43
2495 Magical Circle 18
2496 1 18
2497 One 28
2498 Cube of Two 86
2499 K-th String 2
2500 Company Trip 29
2501 Grid Mori 192
2502 VOCAL ANDROID 202
2503 Project Management 169
2504 Statement Coverage 40
2505 Twins Idol 28
2506 Operation training for BYDOL 7
2507 Computer Onesan 59
2508 King's Inspection 630
2509 Sim Forest 2013 80
2510 Twin book report 205
2511 Sinking islands 188
2512 Ononokomachi's Edit War 44
2513 Princess Tetra's Puzzle 13
2514 MirrorLabyrinth 28
2515 Seishun 18 Kippu 2013 134
2516 Amidakuji 41
2517 Hotel 46
2518 B2D 21
2519 English 30
2520 Bicycle 25
2521 Hole 9
2522 Register Phase 223
2523 Time Complexity 140
2524 Mysterious Operator 106
2525 Change 67
2526 Pie Chart is as easy as pie. 34
2527 MLE 30
2528 Get Lost 5
2529 Brainf*ck 32
2530 Reverse Game 10
2531 Avant-garde Art 17
2532 Collector 10
2533 The Return of FizzBuzz 3
2534 Dictionary 151
2535 Texas hold 'em 37
2536 Median Tree 166
2537 Billiard 50
2538 Stack Maze 84
2539 Counting 1's 31
2540 Ancient Commemorative Monolith 11
2541 Magical Bridges 46
2542 Hashigo Sama 9
2543 Ancient Scrolls 31
2544 Older Research Bldg. No.7 178
2545 Lion 98
2546 Chocolate 83
2547 Carpet 74
2548 Sugoroku 38
2549 7 Age 30
2550 Independent Research 20
2551 N and K 11
2552 Sigma 2
2553 Tile Setting 3
2554 encode/decode 4
2555 Everlasting Zero 90
2556 Integer in Integer 38
2557 Iyasugigappa 10
2558 Medical Inspection 28
2559 Minimum Spanning Tree 53
2560 Point Distance 38
2561 Revenge of Minimum Cost Flow 15
2562 Rings 20
2563 The J-th Number 24
2564 Tree Reconstruction 60
2565 Broken Audio Signal 212
2566 Restore Calculation 153
2567 SIRO Challenge 80
2568 Everlasting -One- 83
2569 Putter 30
2570 Shipura 91
2571 Floating Islands 20
2572 Venn Diagram 42
2573 Overwriting Game 19
2574 Magical Switches 14
2575 D's Ambition 143
2576 Doctor Course Is Recommended 115
2577 Dowsing Machine 53
2578 Disciple Life is Hard 50
2579 Disappear Drive 19
2580 Dangerous Delivery 15
2581 Derangement 41
2582 Step Aerobics 749
2583 JAG-channel 318
2584 Broken Cipher Generator 237
2585 1 Day Passport 145
2586 Wish upon a shooting star 96
2587 Elevator Hall Number 39
2588 Golf 5
2589 North North West 316
2590 Unknown Switches 177
2591 Speedrun 23
2592 Flowers 74
2593 Square in Circles 40
2594 Reverse a Road II 54
2595 Cookie Counter 101
2596 Points and Lines 74
2597 Color the Map Extreme 17
2598 Website Tour 43
2599 Idempotent Filter 71
2600 Koto Distance 335
2601 Evacuation Route 124
2602 Apples 12
2603 TiMe Table 39
2604 Pattern Language 25
2605 Social Monsters 36
2606 Perm Query 79
2607 Invest Master 221
2608 Minus One 151
2609 Wave Attack 55
2610 Fast Division 263
2611 Ordering 39
2612 Phutball 66
2613 Unordered Operators 123
2614 Almost Same Substring 74
2615 A + B 20
2616 KuruKuruKururin 4
2617 Air Pollution 37
2618 Trip to Kyoto 14
2619 Thread Tree 198
2620 Trodden Cable 70
2621 Fox Observation 133
2622 Removing Magical Tiles 12
2623 Optimal alpha beta pruning 15
2624 Graph Automata Player 35
2625 Spotlight Movement 14
2626 Gravity Point 8
2627 Multi Path Story 14
2628 Rotation Game 4
2629 Manhattan 218
2630 Dictionary 39
2631 Clique Coloring 54
2632 Dense Amidakuji 57
2633 Cellular Automaton 8
2634 Directions 11
2635 Snake 36
2636 Distance Sum 12
2637 Substring Pairs 12
2638 Hyperrectangle 33
2639 Yamanote Line 405
2640 Prowler 98
2641 Magic Bullet 144
2642 Dinner 154
2643 AI 71
2644 Longest Match 64
2645 Recycle 0
2646 Tournament 16
2647 The Capital 17
2648 Vongress 4
2656 Taps 57
2657 Books 46
2658 Pruning 42
2659 Chopsticks 23
2660 Sigma 28
2661 Todaiji 16
2662 Soccer 53
2663 RUPC 57
2664 Shopping 75
2665 Hopping Hearts 32
2666 Arojam's Mask 28
2667 Tree 43
2668 Bob's Bomb 0
2669 A-Z Cat 151
2670 Cram School Schedule 50
2671 Digital Clock 28
2672 Rescue a Postal Worker 39
2673 Do You Divide It? 6
2674 Disordered Data Detection 40
2675 Dungeon of Cards 5
2676 Typing Game 24
2677 Breadth-First Search by Foxpower 66
2678 Cube Coloring 44
2679 Decoding Ancient Messages 30
2680 LR 60
2681 Parentheses 68
2682 Polygon Guards 12
2683 Proportional Representation 3
2684 RLE Replacement 68
2685 Tokyo Olympics Center 6
2686 Unfair Game 26
2687 Balanced Paths 15
2688 Card Game Strategy 3
2689 Casino 2
2690 Content Delivery 13
2691 Cost Performance Flow 13
2692 ICPC Teams 21
2693 JAG-channel II 22
2694 Kimagure Cleaner 5
2695 Midpoint 3
2696 New Game AI 5
2697 Runner and Sniper 11
2698 Wall Making Game 41
2699 Koto Municipal Subway 433
2700 Airport Codes 330
2701 Falling Block Puzzle 59
2702 Alternate Escape 45
2703 Dice Stamp 40
2704 Stamp Rally 15
2705 Kuru Kuru Door 6
2706 Let's Solve Geometric Problems 187
2707 Jail 159
2708 ABC Gene 175
2709 Dark Room 115
2710 An Equation in a Mine 50
2711 Nearly Cyclic String 31
2712 Escape 61
2713 Bit Operation Game 29
2714 Twin Reverse 0
2715 Connection 0
2716 Leapfrog 2
2717 Where is the Boundary 91
2718 Vector Field 34
2719 Kuru Kuru Sushi 0
2720 Identity Function 30
2721 Enclose Points 1
2722 Marching Course 14
2723 Surface Area of Cubes 62
2724 Laser Cutter 11
2725 Live Programming 16
2726 Black Company 30
2727 M and A 128
2728 Change a Password 83
2729 Delete Files 46
2730 Line Gimmick 94
2731 Shifting a Matrix 47
2732 Modern Announce Network 32
2733 Cube Dividing 8
2734 Donut Decoration 37
2735 Shortest Bridge 3
2736 Longest Shortest Path 3
2737 Optimal Tournament 8
2738 A-un Breathing 428
2739 Delivery to a Luxurious House 305
2740 Rooted Tree for Misawa-san 132
2741 Invisible 81
2742 Campaign 26
2743 Land Inheritance 21
2744 Rings and Strings 0
2745 Curry Making 386
2746 jften 196
2747 Curtain 79
2748 Early Morning Work at Summer Camp 111
2749 The Most Powerful Bed 94
2750 Hyakunin Isshu 1
2751 Baseball 31
2752 Finger Counting 63
2753 Lie with Mean Value 46
2754 Pots 20
2755 Checkered Pattern 25
2756 Typhoon 8
2757 Eggs 10
2758 Sendame 33
2759 Match Peas War 19
2760 Shopping 8
2761 Myampus Sequence 14
2762 How To Make Stars 6
2763 Miko Mi String 27
2764 Travel Support 6
2765 Steelyard 55
2766 Hamming Distance 70
2767 AddMul 40
2768 Scanner 36
2769 28 22
2770 Relay 8
2771 Paint 0
2772 My Number 47
2773 Periodic Sequence 34
2774 Growing Point 14
2775 Complex Oracle 11
2776 Arai's 11
2777 Kitsuchiri 14
2778 Destiny Draw 12
2779 About Our Effort 1
2780 Best Matched Pair 192
2781 Help the Princess! 102
2782 We don't wanna work! 27
2783 Parentheses 71
2784 Similarity of Subtrees 64
2785 Escape from the Hell 24
2786 Share the Ruins Preservation 17
2787 Pipe Fitter and the Fierce Dogs 24
2788 Multisect 14
2789 Compressed Formula 9
2790 Non-redundant Drive 10
2791 Cabbage 27
2792 SNS 28
2793 Lost Graph 11
2794 DAG Trio (Easy) 3
2795 Fuda 7
2796 Folding Paper 1
2797 DAG Trio (Hard) 2
2798 Taking a Seat 49
2799 Yamanote-line Game 51
2800 Mod!Mod! 70
2801 Suntan 30
2802 Unbalanced Old Maid 5
2803 Overflow of Furo 11
2804 Minimum Enclosing Rectangle 9
2805 Tournament 131
2806 Weight Range 90
2807 Fractal Tree 37
2808 Password 44
2809 Graduation Ceremony 28
2810 Card Game 21
2811 Rainy Bus Stops 21
2812 Jump Party 12
2813 Islands Survival 12
2814 Energy Drink 9
2815 AOR's Score 22
2816 Alphabet Block 61
2817 Dance Now! 25
2818 Imagawayaki Man 23
2819 Country in Distortion 28
2820 Binary Sequence 17
2821 Trees in a Forest 12
2822 Love Permutation, Run run run! 3
2823 JAG Practice Contest 149
2824 Coastline 121
2825 Quiz 92
2826 Game Balance 31
2827 Industrial Convex Pillar City 28
2828 Matryoshka Doll 31
2829 Room Assignment 5
2830 Big Maze 9
2831 Check answers 87
2832 All Japan Association of Return home 19
2833 Displayed tweets 28
2834 Dimension travel 21
2835 Protect from the enemy attack 12
2836 Steps 2
2837 Cryptex 1
2838 A-Z- 72
2839 Ebi-chan and Integer Sequences 14
2840 Unique Subsequence 23
2841 Indecision 10
2842 Taiyaki-Master and Eater 16
2843 Multiplication Is Interesting 3
2844 Almost Infinite Glico 10
2845 Star in Parentheses 60
2846 Slimming Plan 20
2847 Ninja Map 23
2848 Janken Master 4
2849 Route Calculator 5
2850 Endless BFS 12
2851 Low Range-Sum Matrix 6
2852 Tiny Room 1
2853 Librarian's Work 4
2854 Sum Source Detection 2
2855 Permutation Period 2
2856 Window 62
2857 Tournament Chart 41
2858 Prime-Factor Prime 39
2859 Revenge of the Broken Door 3
2860 Tree Separator 16
2861 RPG Maker 16
2862 Coin Slider 12
2863 Separate String 26
2864 Revenge of the Endless BFS 3
2865 Farm Village 6
2866 Conveyor Belt 3
2867 Many Kinds of Apples 107
2868 Hierarchical Calculator 82
2869 AA Graph 80
2870 The Diversity of Prime Factorization 71
2871 Broccoli or Cauliflower 60
2872 Ebi-chan Lengthens Shortest Paths 57
2873 Censored String 43
2874 Pigeonhole principle 120
2875 Mapping 64
2876 Anagram 87
2877 Aquarium 63
2878 Graph 67
2879 Gochiusa-Number 57
2880 Elevator 52
2881 Change of the Era Name 173
2882 Generalized Leap Years 104
2883 Proof of Knowledge 77
2884 Tanka Number 39
2885 Divide and Conquer 51
2886 Antiaircraft Shield 10
2887 Casino 11
2888 NINJA GAME 1
2889 Internet Protocol Address 60
2890 Pivots 44
2891 Namo.. Cut 51
2892 Shiritori Compression 51
2893 Balanced Edge Deletion 29
2894 Binary String with Slit 29
2895 Palindromic Subsequences 31
2896 Test 74
2897 Right triangle 66
2898 Prime Number 71
2899 Accident 22
2900 Bumpy Array 31
2901 Swap 4
2902 Expression 9
2903 Board 9
2904 GruGuru 57
2905 Colorful Drink 37
2906 Santa's Gift 29
2907 Prefix Suffix Search 11
2908 Magic Triangles 0
2909 Nim without Zero 13
2910 Additions 7
2911 Enlarge Circles 3
2912 Sum of QQ 17
2913 Prime Routing 13
2914 Rough Sorting 6
2915 Paken 100
2916 Twins 96
2917 Pray 93
2918 Surmise 93
2919 Training 89
2920 Tea Party 90
2921 Working 83
2922 Mercy 87
2923 Ravage 61
2924 City 52
2925 Angel Relief 49
2926 Demon's Cedar 27
2927 Presents 25
2928 Mail Order 39
2929 Chisaki and Picnic 17
2930 Information Search 73
2931 Parentheses Number 55
2932 Divisor Game 55
2933 Arrow 44
2934 Round-trip String 32
2935 Red-Black Soul Gem 29
2936 Donuts Orientation 10
2937 Tile 116
2938 Tanuki and Fox 109
2939 Othello 65
2940 Numbers game 67
2941 LISum 75
2942 ABSum 28
2943 Illumination 31
3000 The Mean of Angles 57
3001 GPA JANKEN 52
3002 Factorization 30
3003 Let's Go To School 14
3004 Tangled Cables 14
3005 Great Devil Sakanikia 14
3006 Chairs 10
3007 Zombie Hunter 8
3008 Tree-Light 9
3009 Demon's Plan 5
3010 Donuts Purchase 7
3011 Select Sets 5
3012 Settler 1
3013 Clock 88
3014 Hating Crowd 20
3015 Palindrome 15
3016 Fissure Puzzle Easy 12
3017 Piano 18
3018 nCm 19
3019 Picnic 6
3020 Sequence 4
3021 Making Pairs 8
3022 Cluster Network 6
3023 Chinol Choco 5
3024 RMQ 2 15
3025 Fissure Puzzle Hard 2
3026 ai1333 160
3027 OOllOll 112
3028 Ball 93
3029 AABABCAC 39
3030 Light 37
3031 Ghost Legs 53
3032 Combine Two Elements 49
3033 Hth Number 22
3034 Explosion 33
3035 Matrix 22
3036 Move on Ice 6
3037 Tree Fragments 14
3038 Manhattan Bomb 4
3039 Special Chat 82
3040 U and U 45
3041 Round And Round 64
3042 Gridgedge 47
3043 Donut Hole 50
3044 Timing 37
3045 Painting 37
3046 Loss 17
3047 Shiritori 30
3048 Averaging 13
3049 A Polygon And Circles 17
3050 Tousa Tree 10
3051 Lunch 86
3052 Milk 65
3053 Phone Number 53
3054 Tunnel 43
3055 Don't Burn Kotatsu Turtle 51
3056 Equilateral Triangle 19
3057 First Kiss 58
3058 Ghost 52
3059 Shuffle 2 23
3060 Rings 11
3061 Encampment Game 5
3062 Product 13
3063 1333 6