AOJ Problems

Problem ID Title Solved
0000 QQ 11559
0001 List of Top 3 Hills 8451
0002 Digit Number 6931
0003 Is it a Right Triangle? 6581
0004 Simultaneous Equation 4382
0005 GCD and LCM 4774
0006 Reverse Sequence 5078
0007 Debt Hell 4683
0008 Sum of 4 Integers 4468
0009 Prime Number 3815
0010 Circumscribed Circle of a Triangle 1839
0011 Drawing Lots 3542
0012 A Point in a Triangle 1784
0013 Switching Railroad Cars 3000
0014 Integral 2765
0015 National Budget 1858
0016 Treasure Hunt 1847
0017 Caesar Cipher 1711
0018 Sorting Five Numbers 2676
0019 Factorial 2719
0020 Capitalize 2453
0021 Parallelism 1775
0022 Maximum Sum Sequence 1752
0023 Circles Intersection 1448
0024 Physical Experiments 1823
0025 Hit and Blow 2285
0026 Dropping Ink 1690
0027 What day is today? 1981
0028 Mode Value 2125
0029 English Sentence 1769
0030 Sum of Integers 1540
0031 Weight 1707
0032 Plastic Board 1693
0033 Ball 2199
0034 Railway Lines 1321
0035 Is it Convex? 930
0036 A Figure on Surface 1131
0037 Path on a Grid 591
0038 Poker Hand 1104
0039 Roman Figure 1098
0040 Affine Cipher 732
0041 Expression 553
0042 A Thief 1058
0043 Puzzle 612
0044 Prime Number II 1183
0045 Sum and Average 1347
0046 Differential 1698
0047 Cup Game 1391
0048 Class 1391
0049 Blood Groups 1392
0050 Apple and Peach 1199
0051 Differential II 1273
0052 Factorial II 1146
0053 Sum of Prime Numbers 1104
0054 Sum of Nth decimal places 885
0055 Sequence 1162
0056 Goldbach's Conjecture 891
0057 The Number of Area 1195
0058 Orthogonal 791
0059 Intersection of Rectangles 712
0060 Card Game 946
0061 Rank Checker 826
0062 What is the Bottommost? 1078
0063 Palindrome 1157
0064 Secret Number 914
0065 Trading 670
0066 Tic Tac Toe 867
0067 The Number of Island 1006
0068 Enclose Pins with a Rubber Band 465
0069 Drawing Lots II 417
0070 Combination of Number Sequences 476
0071 Bombs Chain 842
0072 Carden Lantern 589
0073 Surface Area of Quadrangular Pyramid 1126
0074 Videotape 819
0075 BMI 1243
0076 Treasure Hunt II 598
0077 Run Length 1126
0078 Magic Square 729
0079 Area of Polygon 765
0080 Third Root 690
0081 A Symmetric Point 538
0082 Flying Jenny 490
0083 Era Name Transformation 777
0084 Search Engine 708
0085 Joseph's Potato 747
0086 Patrol 616
0087 Strange Mathematical Expression 654
0088 The Code A Doctor Loved 471
0089 The Shortest Path on A Rhombic Path 517
0090 Overlaps of Seals 322
0091 Blur 175
0092 Square Searching 562
0093 Leap Year 1152
0094 Calculation of Area 928
0095 Surf Smelt Fishing Contest 605
0096 Sum of 4 Integers II 441
0097 Sum of Integers II 325
0098 Maximum Sum Sequence II 320
0099 Surf Smelt Fishing Contest II 370
0100 Sale Result 1251
0101 Aizu PR 1373
0102 Matrix-like Computation 1383
0103 Baseball Simulation 1540
0104 Magical Tiles 1140
0105 Book Index 1005
0106 Discounts of Buckwheat 658
0107 Carry a Cheese 938
0108 Operation of Frequency of Appearance 773
0109 Smart Calculator 710
0110 Alphametic 501
0111 Doctor's Memorable Codes 395
0112 A Milk Shop 727
0113 Period 396
0114 Electro-Fly 485
0115 Starship UAZ Advance 73
0116 Rectangular Searching 343
0117 A reward for a Carpenter 817
0118 Property Distribution 1252
0119 Taro's Obsession 247
0120 Patisserie 315
0121 Seven Puzzle 655
0122 Summer of Pyonkichi 394
0123 Speed Skating Badge Test 725
0124 League Match Score Sheet 568
0125 Day Count 498
0126 Puzzle 416
0127 Pocket Pager Input 514
0128 Abacus 457
0129 Hide-and-Seek Supporting System 249
0130 Train 525
0131 Doctor's Strange Particles 234
0132 Jigsaw Puzzle 61
0133 Rotation of a Pattern 574
0134 Exit Survey 652
0135 Clock Short Hand and Long Hand 437
0136 Frequency Distribution of Height 917
0137 Middle-Square Method 619
0138 Track and Field Competition 642
0139 Snakes 432
0140 Bus Line 413
0141 Spiral Pattern 318
0142 Nature of Prime Numbers 273
0143 Altair and Vega 283
0144 Packet Transportation 406
0145 Cards 226
0146 Lupin The 4th 223
0147 Fukushimaken 223
0148 Candy and Class Flag 761
0149 Eye Test 783
0150 Twin Prime 772
0151 Grid 362
0152 Bowling 289
0153 Triangle and Circle 147
0154 Sum of Cards 323
0155 Spider Jin 309
0156 Moats around the Castle 223
0157 Russian Dolls 405
0158 Collatz's Problem 783
0159 The Best Body 493
0160 Delivery Fee 543
0161 Sport Meet 568
0162 Hamming Numbers 513
0163 Highway Toll 274
0164 Ohajiki Game 470
0165 Lottery 210
0166 Area of Polygon 265
0167 Bubble Sort 678
0168 Kannondou 1124
0169 Blackjack 366
0170 Lunch 246
0171 Dice Puzzle 101
0172 Doctor's Research Rooms 96
0173 Haunted House 714
0174 Badminton 559
0175 A King in Hawaii 612
0176 What Color? 409
0177 Distance Between Two Cities 228
0178 TETORIS 182
0179 Mysterious Worm 450
0180 Stellar Performance of the Debunkey Family 478
0181 Persistence 356
0182 Beaker 49
0183 Black-and-White 398
0184 Tsuruga Castle 674
0185 Goldbach's Conjecture II 462
0186 Aizu Chicken 305
0187 Stoning Fortune 145
0188 Search 464
0189 Convenient Location 819
0190 Eleven Puzzle 131
0191 Baby Tree 308
0192 Tsuruga Parking 87
0193 Deven-Eleven 128
0194 Byakko Delivery Company 66
0195 What is the Most Popular Shop in Tokaichi? 698
0196 Baseball Championship 479
0197 Greatest Common Divisor: Euclidean Algorithm 666
0198 Trouble in Shinagawa's Artifacts 215
0199 Chairs Where Demanding People Sit 212
0200 Traveling Alone: One-way Ticket of Youth 916
0201 Wrought Gold Master 520
0202 At Boss's Expense 560
0203 A New Plan of Aizu Ski Resort 443
0204 UFO Shooting Down Operation 90
0205 Rock, Paper, Scissors 770
0206 Next Trip 944
0207 Block 587
0208 Room Numbers of a Hospital 636
0209 Scene in a Picture 270
0210 The Squares 149
0211 Jogging 230
0212 Highway Express Bus 435
0213 Subdivide The Land 125
0214 Autumnal Illumination 95
0215 Pachimon Creature 190
0216 Cutting Down Water Bills 853
0217 Walking in the Hospital 792
0218 Dividing Students 928
0219 A Popular Ice-cream Shop 847
0220 Binary Digit A Doctor Loved 504
0221 FizzBuzz 402
0222 Prime Quadruplet 530
0223 Stray Twins 344
0224 Bicycle Diet 147
0225 Kobutanukitsuneko 251
0226 Hit and Blow 710
0227 Thanksgiving 611
0228 Seven Segments 515
0229 Big Hit ! 452
0230 Ninja Climbing 217
0231 Dangerous Bridge 338
0232 Life Game 218
0233 Book Arrangement 193
0234 Aizu Buried Treasure 114
0235 Sergeant Rian 193
0236 Alien Messages 67
0237 The Last Door 41
0238 Time to Study 673
0239 Calorie Counting 446
0240 Interest Rates 466
0241 Quaternion Multiplication 353
0242 Input Candidates 281
0243 Filling Game 131
0244 Hot Spring Trip 197
0245 Time Sale 85
0246 Bara-Bara Manju 61
0247 Ice Maze 73
0251 Magic Square 31
0253 Ant Nest 27
0254 Scone 36
0256 Points for a Perfect Scorer 794
0257 Railway Ticket 695
0258 Kitchen Garden 360
0259 All Numbers Lead to 6174 481
0260 Salary for a Plumber 306
0261 Mayan Crucial Prediction 136
0262 Making Sugoroku 141
0263 Beat Panel 167
0264 Finite Field Calculator 95
0265 Cats Going Straight 26
0266 Aka-beko and 40 Thieves 339
0267 Triangle of Blocks 211
0268 Kongo Type 160
0269 East Wind 78
0270 Modular Query 200
0271 Izua Dictionary 96
0272 The Lonely Girl's Lie 93
0273 Cats Going Straight II 47
0274 Arts and Crafts 24
0275 Railroad 29
0276 Temperature Difference 771
0277 Ticket Sales 740
0278 Admission Fee 544
0279 A Pair of Prizes 502
0280 The Outcome of Bonze 441
0281 Formation 464
0282 Programming Contest 214
0283 Study Session 88
0284 Happy End Problem 31
0285 Tennis 138
0286 Computation of Salary 99
0287 Jinkoki 115
0288 Knocker of the Gigas Cedar 84
0289 Infinite Express 106
0290 Microorganism Power Generation 69
0291 Mystery of an Ancient Ruin 31
0292 Wall 26
0293 Algorithm Exam 19
0294 Catch a Thief 13
0295 The Number of Chairs 624
0296 A Fat Wallet 590
0297 The Last One is the Best 583
0298 Bus Timetable 339
0299 Railroad II 164
0300 Floppy Cube 201
0301 Baton Relay Game 156
0302 Star Watching 91
0303 Mighty Man 65
0304 School Cafeteria 18
0305 Yuekis' Audio Room 133
0306 Symmetric Ternary Number 103
0307 Nisshinkan Marathon Club 64
0308 Deadlock 61
0309 New Drug Development 40
0310 Frame 52
0311 Kaguya 16
0312 Net Cafe 39
0313 Unknown Germ 12
0314 The Kingdom of Akabeko 9
0315 The Number of Participants 123
0316 Fishing Competition 116
0317 Frog Going Straight 183
0318 Secret Investigation 102
0319 Programming Contest 112
0320 Quality Management 46
0321 Investigation of Club Activities 47
0322 Slates 10
0323 Ruins 19
0324 Downhill Race 8
0325 Cuboid 56
0326 Related Products 73
0327 Alphametic 57
0328 Metal Recycling 49
0329 Bilateral Trade 51
0330 Halting Problem 21
0331 Scheduler 14
0332 Disappearing Sequence 22
0333 Line Segment Arrangement 8
0334 Amidakuji 10
0335 Word 150
0336 Sunrise and Sunset 125
0337 Japanese Calendar 127
0338 New Town 128
0339 Geometric Data 111
0340 Pancake 72
0341 Repeated Spell 48
0342 Road Planning 22
0343 Programming Contest II 23
0344 Game Strategy 11
0345 Rectangle 163
0346 Rectangle Made with Bars 127
0347 Maximization of Relational Expression 99
0348 Sevens 39
0349 Cyclic Sugoroku 51
0350 Irreducible Fractionalization 36
0351 Quiet Town 34
0352 Forecast of Forces 22
0353 Sort 3
0354 Ant 8
0355 String Game 10
0356 Evening 6
0357 Handsel 90
0358 Shopping 83
0359 Day of Week 76
0360 Reservation System 61
0361 Wire 53
0362 Trampoline 43
0363 Loading 29
0364 Dungeon 29
0365 Swapping Characters 20
0366 Road Improvement 10
0367 Charging System for Network 12
0368 Flag 18
0369 Bange Hills Tower 17
0370 Age Difference 12
0371 Electronic Metronome 13
0372 Three Meals 11
0373 Checkered Pattern 9
0374 Paper Fortune 8
0375 Lake Survey 5
0376 Lottery Box 5
0377 Party 7
0378 Aerial Photo 6
0379 Iron Bars 1
0500 Card Game 2367
0501 Data Conversion 1530
0502 Dice 1320
0503 Cup 302
0504 Card Game II 93
0505 Questionnaire 858
0506 String 708
0507 Square 501
0508 String With Rings 178
0509 Sheets 111
0510 Score 1673
0511 Who Are The Student Yet To Submit 1376
0512 Caesar Cipher 1155
0513 Shuffle The Cards 836
0514 Quality Checking 615
0515 School Road 972
0516 Maximum Sum 831
0517 Longest Steps 533
0518 The Oldest Site 378
0519 Worst Reporter 226
0520 Lightest Mobile 254
0521 Change 1328
0522 JOI and IOI 1050
0523 Card Game 637
0524 Searching Constellation 543
0525 Osenbei 726
0526 Boat Travel 517
0527 Setting Go Stones 408
0528 Common Sub-String 411
0529 Darts 480
0530 Pyon-Pyon River Crossing 269
0531 Paint Color 316
0532 Time Card 1039
0533 Contest 1140
0534 Chain 335
0535 Crossing Black Ice 491
0536 Shuffle 163
0537 Bingo 234
0538 IOIOI 521
0539 Pizza 428
0540 Amidakuji 228
0541 Walk 280
0542 Authentication Level 191
0543 Receipt 982
0544 Sugoroku 784
0545 Party 673
0546 Lining up the cards 430
0547 Commute routes 426
0548 Reindeer with no sense of direction 137
0549 A Traveler 410
0550 Dividing Snacks 215
0551 Icicles 332
0552 Exposition 78
0553 Dungeon 71
0554 Total Time 1132
0555 Ring 845
0556 Tile 633
0557 A First Grader 812
0558 Cheese 994
0559 JOI Flag 99
0560 Planetary Exploration 436
0561 Books 292
0562 Shopping in JOI Kingdom 240
0563 Walking Santa 142
0564 Bug Party 142
0565 Lunch 1159
0566 Soccer 831
0567 Best Pizza 772
0568 Pasta 473
0569 Illumination 295
0570 Zig-Zag Numbers 131
0571 JJOOII 431
0572 Card Game is Fun 315
0573 Night Market 257
0574 Nails 199
0575 Festivals in JOI Kingdom 101
0576 Homework 1089
0577 Unique number 903
0578 Signboard 556
0579 Hot days 433
0580 Fish 211
0581 Gifts 61
0582 Triangle Types 305
0583 Common Divisors 382
0584 Two Number Cards 197
0585 Nearest Two Points 124
0586 Palindrome 56
0587 Tunnel 322
0588 Simple Calculator 366
0589 Production 267
0590 Available Areas 146
0591 Beads 70
0592 Average Score 866
0593 Vote 631
0594 Super Metropolis 512
0595 Schedule 315
0596 Taxis 197
0597 Xiao Long Bao 55
0598 JOI Emblem 222
0599 IOI Manju 203
0600 Baumkuchen 213
0601 Sugar Glider 120
0602 Cutting 22
0603 Illumination 144
0604 Take the 'IOI' train 112
0605 Modern Mansion 62
0606 Tower of JOIOI 39
0607 Bubble Sort 16
0608 Water Rate 613
0609 Christmas Party 433
0610 Weather Forecaster 396
0611 Silk Road 313
0612 Sandcastle 152
0613 Treasures 51
0614 Railroad Trip 200
0615 Cake 2 143
0616 JOI Park 115
0617 Ball 46
0618 Rampart 29
0619 Selecting Subjects 310
0620 Swapping Bibs 222
0621 Russian Flag 180
0622 Walking in JOI Kingdom 124
0623 Zombie Island 99
0624 Food stalls 31
0625 Oranges 83
0626 Collecting Stamps 2 69
0627 Train Fare 55
0628 Territory 6
0629 Geologic Fault 11
0630 Microwave 192
0631 Point Card 160
0632 Refreshment Area 129
0633 Plush Toys 73
0634 Ridge 61
0635 Snake JOI 45
0636 Foehn Phenomena 40
0637 Semiexpress 20
0638 Kingdom of JOIOI 13
0639 Soccer 5
0640 Rope 5
1000 A + B Problem 1885
1001 Binary Tree Intersection And Union 254
1002 Extraordinary Girl I 155
1003 Extraordinary Girl II 249
1004 Pair of Primes 558
1005 Advanced Algorithm Class 303
1006 Boring Commercials 168
1007 JPEG Compression 336
1008 What Color Is The Universe? 256
1009 Greatest Common Divisor 706
1010 Dominoes Arrangement 114
1011 Finding the Largest Carbon Compound Given Its Long 121
1012 Operations with Finite Sets 97
1013 Combinatorial Topology 1
1014 Computation of Minimum Length of Pipeline 118
1015 Dominating Set 55
1016 Fibonacci Sets 297
1017 Riffle Shuffle 182
1018 Cheating on ICPC 319
1019 Vampirish Night 668
1020 Cleaning Robot 349
1021 Emacs-like Editor 155
1022 Indian Puzzle 33
1023 Amazing Graze 120
1024 Cleaning Robot 2.0 22
1025 Building Water Ways 10
1026 Hedro's Hexahedron 37
1027 A Piece of Cake 526
1028 ICPC: Ideal Coin Payment and Change 181
1029 Traffic Analysis 451
1030 Cubes Without Holes 243
1031 Simple GUI Application 135
1032 Course Planning for Lazy Students 104
1033 Kuru-Kuru Robot 35
1034 Line Puzzle 98
1035 Sleeping Cats 313
1036 Monster Factory 219
1037 Midnight Teatime 136
1038 Dr. Nakamura's Lab. 64
1039 Frisbee Dogs 46
1040 Chocolate with Heart Marks 64
1041 Kyudo: A Japanese Art of Archery 776
1042 Yes, I have a number 467
1043 Selecting Teams Advanced to Regional 276
1044 CamelCase 267
1045 Split Up! 357
1046 Ghost Buster! 158
1047 Crop Circle 56
1048 Provident Housewife 51
1049 Building Houses 41
1050 The Last Dungeon 24
1051 Citation Format 455
1052 Old Bridges 483
1053 Accelerated Railgun 146
1054 Distorted Love 174
1055 Huge Family 96
1056 Ben Toh 210
1057 Rolling Dice 135
1058 Winter Bells 61
1059 Mysterious Onslaught 50
1060 No Story 117
1061 Seventh Color 0
1062 It's our delight!! 315
1063 Watchin' TVA 137
1064 Yanagi's Comic 73
1065 The House of Huge Family 74
1066 Legend of Storia 29
1067 Cutting a Chocolate 67
1068 School of Killifish 97
1069 Squid Multiplication 104
1070 FIMO sequence 25
1071 BD Shelf 3
1072 Rearranging Seats 394
1073 The Tower 10
1074 Popularity Estimation 222
1075 High and Low Cube 69
1076 Time Manipulation 107
1077 The Great Summer Contest 160
1078 SAT-EN-3 111
1079 Cosmic Market 91
1080 Everything Starts With Your Vote 42
1081 World Domination 27
1082 11224111122411 66
1083 The Incubator 78
1084 K Cards 170
1085 Spellcasters 262
1086 Live Schedule 83
1087 Dimensional Analysis 48
1088 School Excursion 47
1089 Strawberry Cake 49
1090 Sports Days 11
1091 KND is So Sexy 183
1092 Make KND So Fat 66
1093 KND Runs for Sweets 42
1094 KND Warp 17
1095 KND Factory 26
1096 Wall Breaker KND 3
1100 Area of Polygons 493
1101 A Simple Offline Text Editor 128
1102 Calculation of Expressions 126
1103 Board Arrangements for Concentration Games 144
1104 Where's Your Robot? 299
1105 Unable Count 224
1106 Factorization of Quadratic Formula 135
1107 Spiral Footrace 113
1108 A Long Ride on a Railway 87
1109 Fermat's Last Theorem 262
1110 Patience 141
1111 Cyber Guardian 124
1112 Strange Key 26
1113 File Compression 0
1114 Get a Rectangular Field 209
1115 Multi-column List 91
1116 Jigsaw Puzzles for Computers 96
1117 Missing Numbers 88
1118 Nets of Dice 42
1119 Exploring Caves 217
1120 Pile Up! 74
1121 Kanglish:Analysis on Artificial Language 97
1122 What is the Number in my Mind ? 50
1123 Enclosing Circles 0
1124 When Can We Meet? 663
1125 Get Many Persimmon Trees 606
1126 The Secret Number 395
1127 Building a Space Station 293
1128 Square Carpets 52
1129 Hanafuda Shuffle 1637
1130 Red and Black 1607
1131 Unit Fraction Partition 426
1132 Circle and Points 430
1133 Water Tank 90
1134 Name the Crossing 88
1135 Ohgas' Fortune 643
1136 Polygonal Line Search 569
1137 Numeral System 919
1138 Traveling by Stagecoach 373
1139 Earth Observation with a Mobile Robot Team 36
1140 Cleaning Robot 341
1141 Dirichlet's Theorem on Arithmetic Progressions 1056
1142 Organize Your Train part II 1027
1143 Hexerpents of Hexwamp 71
1144 Curling 2.0 594
1145 The Genome Database of All Space Life 220
1146 Secrets in Shadows 31
1147 ICPC Score Totalizer Software 2114
1148 Analyzing Login/Logout Records 662
1149 Cut the Cake 468
1150 Cliff Climbing 361
1151 Twirl Around 31
1152 Dr. Podboq or: How We Became Asymmetric 58
1153 Equal Total Scores 1271
1154 Monday-Saturday Prime Factors 740
1155 How can I satisfy thee? Let me count the ways... 530
1156 Twirling Robot 441
1157 Roll-A-Big-Ball 239
1158 ICPC: Intelligent Congruent Partition of Chocolate 42
1159 Next Mayor 1326
1160 How Many Islands? 1333
1161 Verbal Arithmetic 247
1162 Discrete Speed 310
1163 Cards 460
1164 Tighten Up! 28
1165 Pablo Squarson's Headache 1079
1166 Amazing Mazes 852
1167 Pollock's conjecture 761
1168 Off Balance 222
1169 The Most Powerful Spell 194
1170 Old Memories 23
1171 Laser Beam Reflections 92
1172 Chebyshev's Theorem 1192
1173 The Balance of the World 1088
1174 Identically Colored Panels Connection 501
1175 And Then. How Many Are There? 328
1176 Planning Rolling Blackouts 276
1177 Watchdog Corporation 41
1178 A Broken Door 96
1179 Millennium 1086
1180 Recurring Decimals 816
1181 Biased Dice 350
1182 Railway Connection 265
1183 Chain-Confined Path 200
1184 Generic Poker 33
1185 Patisserie ACM 49
1186 Integral Rectangles 793
1187 ICPC Ranking 584
1188 Hierarchical Democracy 452
1189 Prime Caves 299
1190 Anchored Balloon 146
1191 Rotate and Rewrite 31
1192 Tax Rate Changed 850
1193 Chain Disappearance Puzzle 535
1194 Vampire 286
1195 Encryption System 205
1196 Bridge Removal 199
1197 A Die Maker 38
1198 Don't Cross the Circles! 32
1200 Goldbach's Conjecture 413
1201 Lattice Practices 77
1202 Mobile Phone Coverage 102
1203 Napoleon's Grumble 96
1204 Pipeline Scheduling 65
1205 Triangle Partition 0
1206 BUT We Need a Diagram 10
1207 Digital Racing Circuil 6
1208 Rational Irrationals 109
1209 Square Coins 244
1210 Die Game 147
1211 Trapezoids 80
1212 Mirror Illusion 48
1213 Heavenly Jewels 56
1214 Walking Ant 99
1215 Co-occurrence Search 60
1216 Lost in Space 84
1217 Family Tree 102
1218 Push!! 89
1219 Pump up Batteries 52
1220 The Devil of Gravity 7
1221 Numoeba 14
1222 Telescope 56
1223 Ether Geometry 0
1224 Starship Hakodate-maru 131
1225 e-market 53
1226 Fishnet 61
1227 77377 72
1228 Beehives 45
1229 Young, Poor and Busy 30
1230 Nim 66
1231 Super Star 63
1232 Calling Extraterrestrial Intelligence Again 321
1233 Equals are Equals 58
1234 GIGA Universe Cup 27
1235 Life Line 124
1236 Map of Ninja House 98
1237 Shredding Company 212
1238 True Liars 80
1239 Viva Confetti 8
1240 Unreliable Message 443
1241 Lagrange's Four-Square Theorem 346
1242 Area of Polygons 60
1243 Weather Forecast 102
1244 Molecular Formula 177
1245 Gap 93
1246 Concert Hall Scheduling 123
1247 Monster Trap 12
1248 The Balance 201
1249 Make a Sequence 254
1250 Leaky Cryptography 176
1251 Pathological Paths 105
1252 Confusing Login Names 74
1253 Dice Puzzle 72
1254 Color the Map 76
1255 Inherit the Spheres 26
1256 Crossing Prisms 11
1257 Sum of Consecutive prime Numbers 281
1258 Book Replacement 69
1259 Colored Cubes 56
1260 Organize Your Train 28
1261 Mobile Computing 53
1262 Atomic Car Race 72
1263 Network Mess 33
1264 Bingo 14
1265 Shy Polygons 7
1266 How I Wonder What You Are! 82
1267 How I Mathematician Wonder What You Are! 68
1268 Cubic Eight-Puzzle 39
1269 Sum of Different Primes 157
1270 Manhattan Wiring 16
1271 Power Calculus 41
1272 Polygons on the Grid 14
1273 The Best Name for Your Baby 6
1274 Enjoyable Commutation 9
1275 And Then There Was One 397
1276 Prime Gap 533
1277 Minimal Backgammon 340
1278 Lowest Pyramid 17
1279 Geometric Map 58
1280 Slim Span 231
1281 The Morning after Halloween 69
1282 Bug Hunt 143
1283 Most Distant Point from the Sea 115
1284 The Teacher's Side of Math 29
1285 Grey Area 361
1286 Expected Allowance 289
1287 Stopped Watches 104
1288 Digits on the Floor 63
1289 Spherical Mirrors 77
1290 Traveling Cube 103
1291 Search of Concatenated Strings 100
1292 Top Spinning 24
1293 Common Polynomial 33
1294 Zigzag 28
1295 Cubist Artwork 375
1296 Repeated Substitution with Sed 244
1297 Swimming Jam 117
1298 Separate Points 157
1299 Origami Through-Hole 10
1300 Chemist's Math 55
1301 Malfatti Circles 86
1302 Twenty Questions 143
1303 Hobby on Rails 10
1304 Infected Land 114
1305 Membership Management 301
1306 Balloon Collecting 238
1307 Towns along a Highway 79
1308 Awkward Lights 117
1309 The Two Men of the Japanese Alps 82
1310 Find the Multiples 112
1311 Test Case Tweaking 136
1312 Where's Wally 91
1313 Intersection of Two Prisms 90
1314 Matrix Calculator 81
1315 Gift from the Goddess of Programming 227
1316 The Sorcerer's Donut 256
1317 Weaker than Planned 53
1318 Long Distance Taxi 152
1319 Driving an Icosahedral Rover 33
1320 City Merger 179
1321 Captain Q's Treasure 31
1322 ASCII Expression 60
1323 Encircling Circles 21
1324 Round Trip 44
1325 Ginkgo Numbers 222
1326 Stylish 145
1327 One-Dimensional Cellular Automaton 207
1328 Find the Outlier 148
1329 Sliding Block Puzzle 54
1330 Never Wait for Weights 196
1331 Let There Be Light 90
1332 Company Organization 21
1333 Beautiful Spacing 66
1334 Cubic Colonies 10
1335 Equal Sum Sets 374
1336 The Last Ant 197
1337 Count the Regions 139
1338 Clock Hands 50
1339 Dragon's Cruller 81
1340 Directional Resemblance 26
1341 Longest Chain 62
1342 Don't Burst the Balloon 34
1343 Hidden Tree 48
1344 C(O|W|A*RD*|S)* CROSSWORD Puzzle 2
1345 Bit String Reordering 183
1346 Miscalculation 232
1347 Shopping 160
1348 Space Golf 59
1349 Automotive Navigation 40
1350 There is No Alternative 91
1351 Flipping Parentheses 62
1352 Cornering at Poles 20
1353 Sweet War 25
1354 Exhibition 10
1355 L Jumps 10
1356 Decimal Sequences 226
1357 Squeeze the Cylinders 114
1358 Sibling Rivalry 55
1359 Wall Clocks 47
1360 Bringing Order to Disorder 33
1361 Deadlock Detection 25
1362 Do Geese See God? 29
1363 Rotating Cutter Bits 7
1364 Routing a Marathon Race 12
1365 Post Office Investigation 4
1366 Min-Max Distance Game 7
1367 Rearranging a Sequence 116
1368 Quality of Check Digits 84
1369 Distribution Center 71
1370 Hidden Anagrams 61
1371 Infallibly Crack Perplexing Cryptarithm 28
1372 Three Kingdoms of Bourdelot 11
1373 Placing Medals on a Binary Tree 39
1374 Animal Companion in Maze 8
1375 Skinny Polygon 13
1376 Cover the Polygon with Your Disk 11
1377 Black and White Boxes 4
1500 ID 173
1501 Grid 138
1502 War 119
1503 Numbers 104
1504 Connect 33
1505 Dungeon 48
1506 Dice 3
1507 Dungeon (II) 51
1508 RMQ 89
1509 Rental DVD Shop NEO 96
1510 Independent Research 111
1511 General of Taiko 12
1512 Smartphone Game 40
1513 Doragoso Ball 29
1514 Balloon Contest 19
1515 The Humans Braving the Invaders 17
1516 Nasty Boys 170
1517 Challenge from Grandfather 51
1518 Last One 30
1519 Room of Time and Spirit 27
1520 Light Source 2
1521 Prize Game 2
1522 Planarian Regeneration 7
1523 Cone Cut 7
1524 Rolling Block 11
1525 J's Final Problem 3
1562 Divisor 12
1563 Array Update 10
1564 String Compression 7
1565 Squid Ink 2
1566 Movie 7
1567 Lucky Number 1
1568 String Conversion 2
1569 Bomb Removal 2
1570 Lights of Apartment 1
1571 String Crossing 0
1572 Point in The Triangle 1
1574 Gossip 15
1575 Product Sale Lines 6
1576 Community Integration 10
1577 Courage Test 2
1578 Rubik Dungeon 2
1579 Array Update 2 5
1580 Barter 2
1581 Reflection Warp Machine 1
1582 Circles and Ray 0
1583 Equivalent Vertices 0
1584 Sum of Sequences 3
1585 String in String 1
1586 Monochrome Tile 1
1587 Plants 15
1588 Potatoes 10
1589 Unhappy Class 7
1590 One-Time Path 6
1591 Graph Making 4
1592 Curling Puzzle 2
1593 Star 4
1594 Hogemon Get 2
1595 Traffic Tree 5
1596 Char Swap 2
1597 Escape of Lappin the Phantom Thief 1
1598 RedBlue 3
1599 Dial 0
1600 Entrance Examination 439
1601 Short Phrase 332
1602 ICPC Calculator 181
1603 500-yen Saving 78
1604 Deadlock Detection 34
1605 Bridge Construction Planning 15
1606 Complex Paper Folding 6
1607 Development of Small Flying Robots 3
1608 Selection of Participants of an Experiment 396
1609 Look for the Winner! 239
1610 Bamboo Blossoms 225
1611 Daruma Otoshi 141
1612 3D Printing 49
1613 Deciphering Characters 37
1614 Warp Drive 2
1615 Gift Exchange Party 13
1616 Taro's Shopping 86
1617 Almost Identical Programs 55
1618 A Garden with Ponds 31
1619 Making Lunch Boxes 21
1620 Boolean Expression Compressor 16
1621 Folding a Ribbon 12
1622 Go around the Labyrinth 18
1623 Equivalent Deformation 2
2000 Misterious Gems 1272
2001 Amida, the City of Miracle 928
2002 X-Ray Screening System 369
2003 Railroad Conflict 241
2004 Data Center on Fire 13
2005 Water Pipe Construction 420
2006 Keitai Message 999
2007 Make Purse Light 669
2008 Dragon Fantasy 167
2009 Area Separation 214
2010 Poor Mail Forwarding 33
2011 Gather the Maps! 455
2012 Space Coconut Grab 961
2013 Osaki 615
2014 Surrounding Area 576
2015 Square Route 705
2016 Lifeguard in the Pool 28
2017 Karakuri Doll 61
2018 Princess's Gamble 911
2019 Princess's Marriage 747
2020 Princess's Japanese 88
2021 Princess in Danger 334
2022 Princess, a Cryptanalyst 188
2023 Princess, a Strategist 17
2024 Blackjack 101
2025 Eight Princes 31
2026 Divisor is the Conqueror 74
2027 Reading a Chord 22
2028 Gather on the Clock 59
2029 Light The Room 9
2030 Ruins 119
2031 Hyper Rock-Scissors-Paper 88
2032 Online Quiz System 14
2033 Rock Man 52
2034 Autocorrelation Function 24
2035 It Prefokery Pio 82
2036 Traffic 10
2037 Restriction Enzyme 0
2038 The Extreme Slalom 8
2039 Space Coconut Crab II 101
2040 Sort the Panels 59
2041 Disarmament of the Units 3
2042 So Sleepy 12
2043 Alice in Foxland 0
2044 Lying about Your Age 33
2045 Turn Polygons 27
2046 Robots' Crash 6
2047 Linear Ether Geometry 0
2048 Everlasting...? 160
2049 Headstrong Student 89
2050 Dig or Climb 33
2051 Rotation Estimation 26
2052 Optimal Rest 14
2053 Controlled Tournament 12
2054 Entangled Tree 9
2055 Ramen Shop 5
2056 Cousin's Aunt 5
2057 The Closest Circle 53
2058 Moduic Squares 71
2059 Restaurant 18
2060 Tetrahedra 38
2061 International Party 37
2062 Hide-and-seek 15
2063 TV Watching 15
2064 Make Friendships 32
2065 Slippy Floors 8
2066 Roads in a City 4
2067 Reading Brackets in English 10
2068 Grated Radish 2
2069 Greedy, Greedy. 57
2070 First Experience 48
2071 Web 0.5 16
2072 Philosopher's Stone 0
2073 The Phantom 5
2074 Rakunarok 4
2075 Dock to the Future 9
2076 Flame of Nucleus 50
2077 Resource 1
2078 Exact Arithmetic 7
2079 Dance Dance Revolution 87
2080 Compress Files 25
2081 Save the Energy 20
2082 Goofy Converter 46
2083 Black Force 12
2084 Hit and Blow 35
2085 Turn Left 31
2086 ! 72
2087 Speed 4
2088 Spirograph 13
2089 Mysterious Dungeons 51
2090 Repeated Subsequences 62
2091 Petoris 36
2092 Pythagoraslope 1
2093 Election 6
2094 Jaggie Spheres 12
2095 Nagashi Soumen 11
2096 Private Teacher 53
2097 Triangles 41
2098 Two-finger Programming 4
2099 Walk under a Scorching Sun 7
2100 Saizo 728
2101 Perfect Number 492
2102 Rummy 458
2103 Battle Town 296
2104 Country Road 540
2105 Rhythm Machine 55
2106 Enegy Transporter 58
2107 Can I go there? 140
2108 Aaron and Bruce 37
2109 Ancient Expression 32
2110 Radio Base 28
2111 ChikuChiku-BanBan 1
2112 Defend the Nation 0
2113 Electrophoretic 16
2114 Median Filter 8
2115 Life Game 41
2116 Subdividing a Land 15
2117 Connect Line Segments 48
2118 Oil Company 45
2119 Finding the Top RPS Player 70
2120 Revenge of Voronoi 0
2121 Castle Wall 7
2122 Optimization of Combinatorial Circuits 3
2123 Divisor Function 25
2124 Magical Dungeon 8
2125 Land Mark 10
2126 Alien Pianist 7
2127 Japanese Style Pub 10
2128 Two Rings 0
2129 Text Justification 46
2130 Billion Million Thousand 34
2131 Pi is Three 87
2132 Left Hand Rule 28
2133 Alice and Bob 5
2134 Deadly Dice Game 47
2135 Reverse a Road 43
2136 Webby Subway 14
2137 Time Trial 23
2138 Vending Machine 44
2139 Memory Match 29
2140 Tile Puzzle 0
2141 Girls' Party 38
2142 Bitwise Kingdom 51
2143 Adaptive Time Slicing Quantization 11
2144 Reaction 9
2145 Magical Island 15
2146 Ninja Legend 10
2147 Do It 0
2148 Robot Communication 2
2149 Luck Manipulator 791
2150 Matsuzaki Number 609
2151 Brave Princess Revisited 319
2152 Restrictive Filesystem 238
2153 Mirror Cave 296
2154 Shore Erosion 18
2155 Infected Computer 389
2156 Magic Slayer 149
2157 Dial Lock 172
2158 Double Sorting 12
2159 Symmetry 29
2160 Voronoi Island 94
2161 Defend the Bases 116
2162 Galaxy Wide Web Service 84
2163 Tatami 78
2164 Revenge of the Round Table 27
2165 Strange String Manipulation 258
2166 Erratic Sleep Habits 159
2167 Find the Point 49
2168 Luigi's Tavern 92
2169 Colored Octahedra 93
2170 Marked Ancestor 358
2171 Strange Couple 68
2172 Queen's Case 35
2173 Wind Passages 65
2174 Secret Operation 8
2175 Whist 194
2176 For the Peace 148
2177 Champernowne Constant 128
2178 Futon 123
2179 Safe Area 34
2180 Water Tank 87
2181 Neko's Treasure 54
2182 Eleven Lover 206
2183 Crystal Jails 15
2184 Cave Explorer 11
2185 Petting Cats 368
2186 Heian-Kyo Walking 443
2187 Card Game 149
2188 Unit Converter 97
2189 Addition Game 151
2190 Angel Stairs 91
2191 A Book Shop With a Frequent Greetings 61
2192 Drawing Lots 9
2193 The Door into Summer 35
2194 Cat Burglar and Friday House 4
2195 Cat Numbers! 12
2196 Chat noir 1
2197 Sum of Consecutive Integers 1066
2198 Moonlight Farm 552
2199 Differential Pulse Code Modulation 430
2200 Mr. Rito Post Office 357
2201 Immortal Jewels 161
2202 Canal: Water Going Up and Down 33
2203 Magical Island 2 13
2204 Final Examination! 547
2205 Lottery Checker 332
2206 Compile 157
2207 Consistet Unit System 104
2208 The Melancholy of Thomas Right 65
2209 UTF-8 52
2210 Star Watching 20
2211 Stray Cats, Run... 26
2212 Stolen Jewel 68
2213 The Number of Solutions for a Polynomial 5
2214 Warp Hall 20
2215 Three Silhouettes 2
2216 Summer of KMC 463
2217 Let's JUMPSTYLE 219
2218 K Poker 85
2219 THE BYDOLM@STER 171
2220 The Number of the Real Roots of a Cubic Equation 44
2221 KULASIS 64
2222 Alien's Counting 117
2223 Kaeru Jump 118
2224 Save your cats 285
2225 Dungeon Wall 60
2226 Psychic Accelerator 23
2227 Bouldering 15
2228 DON'T PANIC! 6
2229 Ropeway 26
2230 How to Create a Good Game 50
2231 Cruel Bingo 15
2232 Ennichi 251
2233 Carrot Tour 125
2234 Usagitobi 21
2235 Graph Construction 42
2236 Rabbit Plays Games! 86
2237 The Castle 93
2238 Nurie 11
2239 Nearest Station 50
2240 Lapin Noir 13
2241 Usaneko Matrix 136
2242 Era Name 416
2243 Step Step Evolution 246
2244 Dungeon Quest II 98
2245 Dice Room 71
2246 Alice and Bomb 21
2247 Two-Wheel Buggy 56
2248 Camera Control 7
2249 Road Construction 318
2250 Operator 52
2251 Merry Christmas 166
2252 koukyoukoukokukikou 906
2253 Brave Force Story 513
2254 Fastest Route 488
2255 6/2(1+2) 183
2256 Divide the Cake 65
2257 Sakura Poetry 45
2258 Intelligent Circular Perfect Cleaner 14
2259 Programming Contest 311
2260 (iwi) 258
2261 [[iwi]] 139
2262 Stopping Problem 120
2263 The First Acceptance 105
2264 Spanning Trees 46
2265 Programming Contest Challenge Book 59
2266 Cache Strategy 45
2267 Bit Operation 13
2268 Randomized Self-Balancing Binary Search Tree 11
2269 Traveling Salesman Problem 13
2270 The L-th Number 44
2271 KUPC 344
2272 Cicada 368
2273 Shiritori 134
2274 Sequence Configuration 74
2275 Fox Number 42
2276 Ball 21
2277 XOR Circuit 22
2278 Unruly Eel 16
2279 Mountain 15
2280 Mod 3 Knights Out 11
2281 Swap Cipher 199
2282 Problem B 99
2283 Seishun 18 Kippu 121
2284 The Legendary Sword 114
2285 Anipero 63
2286 Farey Sequence 93
2287 Water Clock 14
2288 Oh, My Goat! 18
2289 Custom Painting Master 18
2290 Attack the Moles 30
2291 Brilliant Stars 32
2292 Common Palindromes 49
2293 Dangerous Tower 126
2294 Entangled with Lottery 49
2295 Power of Power 83
2296 Quest of Merchant 88
2297 Rectangular Stamps 122
2298 Starting Line 233
2299 Tiles are Colorful 185
2300 Calender Colors 356
2301 Sleeping Time 225
2302 On or Off 132
2303 Marathon Match 162
2304 Reverse Roads 169
2305 Beautiful Currency 154
2306 Rabbit Party 147
2307 Palindrome Generator 36
2308 White Bird 83
2309 Vector Compression 47
2310 Rose Garden Witch 77
2311 Dessert Witch 346
2312 Magical Girl Sayaka-chan 123
2313 Box Witch 113
2314 Scribbling witch 39
2315 Shadow Witch 36
2316 Mermaid Witch 15
2317 Class Representative Witch 107
2318 Set-constructing Witch 73
2319 Soul Gem Game 10
2320 Infinity Maze 176
2321 Butterfly 190
2322 Chinese Classics 32
2323 Revenge of Champernowne Constant 35
2324 Full Text Search 10
2325 Mysterious Maze 66
2326 Number Sorting 118
2327 Sky Jump 24
2328 Mobile Network 57
2329 Blue Forest 12
2330 Earth Invasion Diary of Miyabi-sensei 543
2331 A Way to Invite Friends 380
2332 Space-Time Sugoroku Road 280
2333 My friends are small 192
2334 Roads on Towns 122
2335 10-Year-Old Dynamic Programming 117
2336 Spring Tiles 98
2337 Remodeling Plan for Neko-Nabe (tentative) 29
2338 Intelligible Double Magic 20
2339 Person responsible for problem description don't w 19
2340 Carpenters' Language 227
2341 Kth Sentence 30
2342 Light Road 94
2343 Matrix Operation 36
2344 Multi Ending Story 60
2345 Network Reliability 73
2346 Runaway Domino 31
2347 Sunny Graph 23
2348 Testing Circuits 53
2349 World Trip 10
2350 A-B Problem 107
2351 Closest Segment Pair 34
2352 Divisor 37
2353 Four Arithmetic Operations 52
2354 Fractional Knapsack 49
2355 Game 10
2356 Palindromic Anagram 137
2357 Permutation 9
2358 Plane Division 9
2359 Range Minimum Query 11
2360 Sharp 2SAT 16
2361 Sort 81
2362 Chicken or the Egg 129
2363 Unequal Dice 124
2364 Lucky Dip 129
2365 Memory Leak 37
2366 Elevator 37
2367 Icy Composer 11
2368 Satan Attacks 10
2369 CatChecker 314
2370 RabbitWalking 80
2371 TransferTrain 59
2372 IkaNumber 56
2373 HullMarathon 41
2374 RabbitLunch 36
2375 CarrotBreeding 14
2376 DisconnectedGame 83
2377 ThreeRooks 12
2378 SolveMe 24
2379 Bicube 14
2380 Bubble Puzzle 58
2381 Fair Game 0
2382 King Slime 117
2383 Rabbit Game Playing 161
2384 Rabbit Jumping 10
2385 Shelter 22
2386 Sightseeing Tour 211
2387 Tampopo Machine 6
2388 Top of the Hill 1
2389 Asynchronous Exceptions 1
2390 AYBABTU 53
2391 Billiards Sorting 21
2392 Digit 13
2393 Dungeon Creation 20
2394 Longest Lane 18
2395 Play in Basic 1
2396 Skyland 12
2397 Three-way Branch 116
2398 Tree Allocation 14
2399 Save Your Privacy! 663
2400 You Are the Judge 622
2401 Equation 317
2402 Milky Way 212
2403 The Enemy of My Enemy is My Friend 134
2404 Dog Food 31
2405 Sister Ports 37
2406 Al dente 257
2407 Simple Othello 216
2408 Social 206
2409 Power 178
2410 Janken 82
2411 Acceleration of Network 27
2412 Village 64
2413 Tree Planting 37
2414 Treasure Hunt 6
2415 Sashimi 58
2416 XOR Cloister 13
2417 Flick Input 231
2418 Problem B War II 129
2419 Acrophobia 96
2420 Anipero 2012 57
2421 Markup language has Declined 8
2422 Transparent Mahjong 12
2423 Code Art Online 28
2424 Kakezan 586
2425 A Holiday of Miss Brute Force 160
2426 Treasure Hunt 217
2427 hosonagaitokoro 26
2428 Lost Number 114
2429 marukaite 104
2430 Longest Increasing Sequence 55
2431 House Moving 188
2432 Sports Days 2.0 36
2433 Final Defense Line 17
2434 Audition 37
2435 Zero Division Checker 130
2436 Card 48
2437 DNA 69
2438 YAML 116
2439 Hakone 123
2440 Kagisys 729
2441 FizzBuzz 207
2442 ConvexCut 172
2443 ReverseSort 147
2444 Substring 180
2445 MinimumCostPath 19
2446 Enumeration 83
2447 A Two Floors Dungeon 100
2448 Area Folding 49
2449 Connect 69
2450 Do use segment tree 74
2451 Move on Dice 16
2452 Pipeline Plans 13
2453 Presentation 29
2454 Repairing 35
2455 Sun and Moon 16
2456 Usoperanto 44
2457 Adhoc Translation 23
2458 Artistic Art Museum 3
2459 Complex Integer Solutions 7
2460 Dial Key 31
2461 Dungeon Master 4
2462 Exciting Bicycle 8
2463 Fuel Problem 5
2464 Magic Walls 9
2465 Sort by Hand 2
2466 Substring Expression 26
2467 Up Above the World So High 3
2468 Cache Control 47
2469 Cover Time 14
2470 Craftsman 8
2471 Divide the Water 13
2472 Mickle's Beam 15
2473 Poor Computer 4
2474 Riffle Swap 9
2475 Round Table 17
2476 Strange Currency System 35
2477 Tangram 0
2478 Trading Ship 18
2479 Approximate Circle 12
2480 Blame Game 18
2481 Earn Big 10
2482 Exportation in Space 16
2483 Laser Puzzle 4
2484 Magnum Tornado 5
2485 Nezumi's Treasure 4
2486 Testing Sorting Networks 5
2487 Train King 5
2488 Tree Construction 27
2489 Palindromic Number 206
2490 Parentheses 221
2491 Sanpo 14
2492 goto busters 98
2493 Replace 10
2494 Sliding GCD 35
2495 Magical Circle 15
2496 1 15
2497 One 20
2498 Cube of Two 83
2499 K-th String 2
2500 Company Trip 28
2501 Grid Mori 178
2502 VOCAL ANDROID 141
2503 Project Management 157
2504 Statement Coverage 38
2505 Twins Idol 26
2506 Operation training for BYDOL 7
2507 Computer Onesan 47
2508 King's Inspection 552
2509 Sim Forest 2013 77
2510 Twin book report 166
2511 Sinking islands 159
2512 Ononokomachi's Edit War 34
2513 Princess Tetra's Puzzle 13
2514 MirrorLabyrinth 27
2515 Seishun 18 Kippu 2013 130
2516 Amidakuji 39
2517 Hotel 40
2518 B2D 19
2519 English 28
2520 Bicycle 21
2521 Hole 9
2522 Register Phase 197
2523 Time Complexity 130
2524 Mysterious Operator 100
2525 Change 63
2526 Pie Chart is as easy as pie. 30
2527 MLE 28
2528 Get Lost 5
2529 Brainf*ck 30
2530 Reverse Game 8
2531 Avant-garde Art 16
2532 Collector 8
2533 The Return of FizzBuzz 3
2534 Dictionary 123
2535 Texas hold 'em 28
2536 Median Tree 136
2537 Billiard 45
2538 Stack Maze 68
2539 Counting 1's 28
2540 Ancient Commemorative Monolith 10
2541 Magical Bridges 39
2542 Hashigo Sama 6
2543 Ancient Scrolls 28
2544 Older Research Bldg. No.7 161
2545 Lion 90
2546 Chocolate 75
2547 Carpet 64
2548 Sugoroku 29
2549 7 Age 21
2550 Independent Research 14
2551 N and K 8
2552 Sigma 2
2553 Tile Setting 3
2554 encode/decode 4
2555 Everlasting Zero 69
2556 Integer in Integer 30
2557 Iyasugigappa 9
2558 Medical Inspection 23
2559 Minimum Spanning Tree 34
2560 Point Distance 34
2561 Revenge of Minimum Cost Flow 14
2562 Rings 17
2563 The J-th Number 23
2564 Tree Reconstruction 51
2565 Broken Audio Signal 188
2566 Restore Calculation 120
2567 SIRO Challenge 72
2568 Everlasting -One- 69
2569 Putter 26
2570 Shipura 73
2571 Floating Islands 17
2572 Venn Diagram 37
2573 Overwriting Game 17
2574 Magical Switches 13
2575 D's Ambition 137
2576 Doctor Course Is Recommended 108
2577 Dowsing Machine 48
2578 Disciple Life is Hard 45
2579 Disappear Drive 16
2580 Dangerous Delivery 11
2581 Derangement 38
2582 Step Aerobics 610
2583 JAG-channel 256
2584 Broken Cipher Generator 191
2585 1 Day Passport 121
2586 Wish upon a shooting star 74
2587 Elevator Hall Number 32
2588 Golf 5
2589 North North West 275
2590 Unknown Switches 153
2591 Speedrun 19
2592 Flowers 62
2593 Square in Circles 31
2594 Reverse a Road II 42
2595 Cookie Counter 75
2596 Points and Lines 54
2597 Color the Map Extreme 15
2598 Website Tour 36
2599 Idempotent Filter 59
2600 Koto Distance 251
2601 Evacuation Route 97
2602 Apples 11
2603 TiMe Table 31
2604 Pattern Language 13
2605 Social Monsters 29
2606 Perm Query 64
2607 Invest Master 164
2608 Minus One 106
2609 Wave Attack 46
2610 Fast Division 202
2611 Ordering 29
2612 Phutball 50
2613 Unordered Operators 85
2614 Almost Same Substring 59
2615 A + B 12
2616 KuruKuruKururin 4
2617 Air Pollution 26
2618 Trip to Kyoto 9
2619 Thread Tree 176
2620 Trodden Cable 70
2621 Fox Observation 96
2622 Removing Magical Tiles 11
2623 Optimal alpha beta pruning 9
2624 Graph Automata Player 26
2625 Spotlight Movement 11
2626 Gravity Point 7
2627 Multi Path Story 9
2628 Rotation Game 3
2629 Manhattan 159
2630 Dictionary 31
2631 Clique Coloring 40
2632 Dense Amidakuji 44
2633 Cellular Automaton 7
2634 Directions 11
2635 Snake 22
2636 Distance Sum 11
2637 Substring Pairs 10
2638 Hyperrectangle 30
2639 Yamanote Line 328
2640 Prowler 74
2641 Magic Bullet 113
2642 Dinner 103
2643 AI 52
2644 Longest Match 56
2645 Recycle 0
2646 Tournament 9
2647 The Capital 11
2648 Vongress 3
2656 Taps 53
2657 Books 44
2658 Pruning 35
2659 Chopsticks 13
2660 Sigma 20
2661 Todaiji 11
2662 Soccer 44
2663 RUPC 51
2664 Shopping 60
2665 Hopping Hearts 29
2666 Arojam's Mask 24
2667 Tree 22
2668 Bob's Bomb 0
2669 A-Z Cat 125
2670 Cram School Schedule 41
2671 Digital Clock 22
2672 Rescue a Postal Worker 33
2673 Do You Divide It? 5
2674 Disordered Data Detection 37
2675 Dungeon of Cards 5
2676 Typing Game 22
2677 Breadth-First Search by Foxpower 47
2678 Cube Coloring 33
2679 Decoding Ancient Messages 27
2680 LR 40
2681 Parentheses 47
2682 Polygon Guards 10
2683 Proportional Representation 3
2684 RLE Replacement 52
2685 Tokyo Olympics Center 4
2686 Unfair Game 15
2687 Balanced Paths 11
2688 Card Game Strategy 3
2689 Casino 1
2690 Content Delivery 5
2691 Cost Performance Flow 7
2692 ICPC Teams 11
2693 JAG-channel II 12
2694 Kimagure Cleaner 0
2695 Midpoint 3
2696 New Game AI 4
2697 Runner and Sniper 10
2698 Wall Making Game 28
2699 Koto Municipal Subway 309
2700 Airport Codes 236
2701 Falling Block Puzzle 42
2702 Alternate Escape 28
2703 Dice Stamp 27
2704 Stamp Rally 9
2705 Kuru Kuru Door 3
2706 Let's Solve Geometric Problems 128
2707 Jail 104
2708 ABC Gene 115
2709 Dark Room 74
2710 An Equation in a Mine 31
2711 Nearly Cyclic String 15
2712 Escape 31
2713 Bit Operation Game 14
2714 Twin Reverse 0
2715 Connection 0
2716 Leapfrog 2
2717 Where is the Boundary 59
2718 Vector Field 26
2719 Kuru Kuru Sushi 0
2720 Identity Function 15
2721 Enclose Points 0
2722 Marching Course 11
2723 Surface Area of Cubes 40
2724 Laser Cutter 6
2725 Live Programming 6
2726 Black Company 20
2727 M and A 95
2728 Change a Password 61
2729 Delete Files 34
2730 Line Gimmick 61
2731 Shifting a Matrix 22
2732 Modern Announce Network 25
2733 Cube Dividing 5
2734 Donut Decoration 25
2735 Shortest Bridge 2
2736 Longest Shortest Path 1
2737 Optimal Tournament 4
2738 A-un Breathing 290
2739 Delivery to a Luxurious House 207
2740 Rooted Tree for Misawa-san 87
2741 Invisible 44
2742 Campaign 21
2743 Land Inheritance 11
2744 Rings and Strings 0
2745 Curry Making 269
2746 jften 110
2747 Curtain 52
2748 Early Morning Work at Summer Camp 63
2749 The Most Powerful Bed 57
2750 Hyakunin Isshu 0
2751 Baseball 14
2752 Finger Counting 48
2753 Lie with Mean Value 36
2754 Pots 14
2755 Checkered Pattern 17
2756 Typhoon 3
2757 Eggs 4
2758 Sendame 23
2759 Match Peas War 12
2760 Shopping 2
2761 Myampus Sequence 8
2762 How To Make Stars 3
2763 Miko Mi String 18
2764 Travel Support 1
2765 Steelyard 41
2766 Hamming Distance 49
2767 AddMul 28
2768 Scanner 25
2769 28 12
2770 Relay 3
2771 Paint 0
2772 My Number 30
2773 Periodic Sequence 25
2774 Growing Point 10
2775 Complex Oracle 7
2776 Arai's 6
2777 Kitsuchiri 9
2778 Destiny Draw 10
2779 About Our Effort 1
2780 Best Matched Pair 136
2781 Help the Princess! 77
2782 We don't wanna work! 22
2783 Parentheses 46
2784 Similarity of Subtrees 43
2785 Escape from the Hell 14
2786 Share the Ruins Preservation 14
2787 Pipe Fitter and the Fierce Dogs 10
2788 Multisect 6
2789 Compressed Formula 7
2790 Non-redundant Drive 7
2791 Cabbage 21
2792 SNS 21
2793 Lost Graph 7
2794 DAG Trio (Easy) 3
2795 Fuda 5
2796 Folding Paper 1
2797 DAG Trio (Hard) 1
2798 Taking a Seat 21
2799 Yamanote-line Game 21
2800 Mod!Mod! 39
2801 Suntan 19
2802 Unbalanced Old Maid 2
2803 Overflow of Furo 6
2804 Minimum Enclosing Rectangle 6
2805 Tournament 71
2806 Weight Range 55
2807 Fractal Tree 23
2808 Password 26
2809 Graduation Ceremony 20
2810 Card Game 16
2811 Rainy Bus Stops 15
2812 Jump Party 9
2813 Islands Survival 10
2814 Energy Drink 6
2815 AOR's Score 16
2816 Alphabet Block 37
2817 Dance Now! 21
2818 Imagawayaki Man 17
2819 Country in Distortion 22
2820 Binary Sequence 11
2821 Trees in a Forest 6
2822 Love Permutation, Run run run! 1
2823 JAG Practice Contest 47
2824 Coastline 40
2825 Quiz 34
2826 Game Balance 12
2827 Industrial Convex Pillar City 15
2828 Matryoshka Doll 17
2829 Room Assignment 4
2830 Big Maze 3
2831 Check answers 26
2832 All Japan Association of Return home 8
2833 Displayed tweets 15
2834 Dimension travel 6
2835 Protect from the enemy attack 5
2836 Steps 1
2837 Cryptex 0
2838 A-Z- 33
2839 Ebi-chan and Integer Sequences 7
2840 Unique Subsequence 15
2841 Indecision 5
2842 Taiyaki-Master and Eater 6
2843 Multiplication Is Interesting 1
2844 Almost Infinite Glico 7
2845 Star in Parentheses 11
2846 Slimming Plan 7
2847 Ninja Map 4
2848 Janken Master 2
2849 Route Calculator 3
2850 Endless BFS 5
2851 Low Range-Sum Matrix 2
2852 Tiny Room 0
2853 Librarian's Work 2
2854 Sum Source Detection 0
2855 Permutation Period 0
2856 Window 6
2857 Tournament Chart 6
2858 Prime-Factor Prime 5
2859 Revenge of the Broken Door 0
2860 Tree Separator 3
2861 RPG Maker 4
2862 Coin Slider 5
2863 Separate String 2
2864 Revenge of the Endless BFS 1
2865 Farm Village 0
2866 Conveyor Belt 0
3000 The Mean of Angles 17
3001 GPA JANKEN 15
3002 Factorization 10
3003 Let's Go To School 5
3004 Tangled Cables 5
3005 Great Devil Sakanikia 8
3006 Chairs 4
3007 Zombie Hunter 5
3008 Tree-Light 4
3009 Demon's Plan 3
3010 Donuts Purchase 4
3011 Select Sets 3
3012 Settler 1
3013 Clock 22
3014 Hating Crowd 10
3015 Palindrome 7
3016 Fissure Puzzle Easy 10
3017 Piano 7
3018 nCm 9
3019 Picnic 5
3020 Sequence 3
3021 Making Pairs 5
3022 Cluster Network 3
3023 Chinol Choco 4
3024 RMQ 2 8
3025 Fissure Puzzle Hard 2