AOJ Problems

Problem ID Title Solved
0000 QQ 11163
0001 List of Top 3 Hills 8166
0002 Digit Number 6703
0003 Is it a Right Triangle? 6376
0004 Simultaneous Equation 4247
0005 GCD and LCM 4632
0006 Reverse Sequence 4915
0007 Debt Hell 4544
0008 Sum of 4 Integers 4346
0009 Prime Number 3723
0010 Circumscribed Circle of a Triangle 1802
0011 Drawing Lots 3457
0012 A Point in a Triangle 1746
0013 Switching Railroad Cars 2895
0014 Integral 2708
0015 National Budget 1812
0016 Treasure Hunt 1812
0017 Caesar Cipher 1677
0018 Sorting Five Numbers 2616
0019 Factorial 2653
0020 Capitalize 2401
0021 Parallelism 1733
0022 Maximum Sum Sequence 1714
0023 Circles Intersection 1416
0024 Physical Experiments 1784
0025 Hit and Blow 2236
0026 Dropping Ink 1662
0027 What day is today? 1933
0028 Mode Value 2077
0029 English Sentence 1704
0030 Sum of Integers 1502
0031 Weight 1673
0032 Plastic Board 1665
0033 Ball 2144
0034 Railway Lines 1301
0035 Is it Convex? 919
0036 A Figure on Surface 1110
0037 Path on a Grid 578
0038 Poker Hand 1083
0039 Roman Figure 1075
0040 Affine Cipher 720
0041 Expression 542
0042 A Thief 1037
0043 Puzzle 602
0044 Prime Number II 1164
0045 Sum and Average 1321
0046 Differential 1669
0047 Cup Game 1362
0048 Class 1363
0049 Blood Groups 1366
0050 Apple and Peach 1175
0051 Differential II 1250
0052 Factorial II 1123
0053 Sum of Prime Numbers 1080
0054 Sum of Nth decimal places 869
0055 Sequence 1139
0056 Goldbach's Conjecture 878
0057 The Number of Area 1171
0058 Orthogonal 781
0059 Intersection of Rectangles 701
0060 Card Game 926
0061 Rank Checker 808
0062 What is the Bottommost? 1053
0063 Palindrome 1133
0064 Secret Number 896
0065 Trading 656
0066 Tic Tac Toe 848
0067 The Number of Island 987
0068 Enclose Pins with a Rubber Band 454
0069 Drawing Lots II 414
0070 Combination of Number Sequences 472
0071 Bombs Chain 825
0072 Carden Lantern 579
0073 Surface Area of Quadrangular Pyramid 1103
0074 Videotape 798
0075 BMI 1218
0076 Treasure Hunt II 588
0077 Run Length 1097
0078 Magic Square 711
0079 Area of Polygon 749
0080 Third Root 675
0081 A Symmetric Point 530
0082 Flying Jenny 481
0083 Era Name Transformation 755
0084 Search Engine 688
0085 Joseph's Potato 730
0086 Patrol 602
0087 Strange Mathematical Expression 636
0088 The Code A Doctor Loved 461
0089 The Shortest Path on A Rhombic Path 504
0090 Overlaps of Seals 317
0091 Blur 171
0092 Square Searching 550
0093 Leap Year 1129
0094 Calculation of Area 895
0095 Surf Smelt Fishing Contest 580
0096 Sum of 4 Integers II 433
0097 Sum of Integers II 317
0098 Maximum Sum Sequence II 311
0099 Surf Smelt Fishing Contest II 358
0100 Sale Result 1212
0101 Aizu PR 1335
0102 Matrix-like Computation 1347
0103 Baseball Simulation 1499
0104 Magical Tiles 1107
0105 Book Index 981
0106 Discounts of Buckwheat 642
0107 Carry a Cheese 912
0108 Operation of Frequency of Appearance 750
0109 Smart Calculator 686
0110 Alphametic 483
0111 Doctor's Memorable Codes 385
0112 A Milk Shop 711
0113 Period 385
0114 Electro-Fly 472
0115 Starship UAZ Advance 70
0116 Rectangular Searching 338
0117 A reward for a Carpenter 796
0118 Property Distribution 1212
0119 Taro's Obsession 235
0120 Patisserie 310
0121 Seven Puzzle 633
0122 Summer of Pyonkichi 389
0123 Speed Skating Badge Test 711
0124 League Match Score Sheet 551
0125 Day Count 488
0126 Puzzle 408
0127 Pocket Pager Input 502
0128 Abacus 450
0129 Hide-and-Seek Supporting System 246
0130 Train 515
0131 Doctor's Strange Particles 230
0132 Jigsaw Puzzle 59
0133 Rotation of a Pattern 565
0134 Exit Survey 636
0135 Clock Short Hand and Long Hand 431
0136 Frequency Distribution of Height 901
0137 Middle-Square Method 602
0138 Track and Field Competition 631
0139 Snakes 422
0140 Bus Line 403
0141 Spiral Pattern 312
0142 Nature of Prime Numbers 268
0143 Altair and Vega 277
0144 Packet Transportation 395
0145 Cards 222
0146 Lupin The 4th 219
0147 Fukushimaken 220
0148 Candy and Class Flag 739
0149 Eye Test 763
0150 Twin Prime 742
0151 Grid 356
0152 Bowling 281
0153 Triangle and Circle 145
0154 Sum of Cards 313
0155 Spider Jin 303
0156 Moats around the Castle 217
0157 Russian Dolls 399
0158 Collatz's Problem 762
0159 The Best Body 475
0160 Delivery Fee 528
0161 Sport Meet 553
0162 Hamming Numbers 503
0163 Highway Toll 268
0164 Ohajiki Game 457
0165 Lottery 207
0166 Area of Polygon 261
0167 Bubble Sort 663
0168 Kannondou 1093
0169 Blackjack 350
0170 Lunch 241
0171 Dice Puzzle 98
0172 Doctor's Research Rooms 95
0173 Haunted House 692
0174 Badminton 540
0175 A King in Hawaii 592
0176 What Color? 397
0177 Distance Between Two Cities 223
0178 TETORIS 178
0179 Mysterious Worm 445
0180 Stellar Performance of the Debunkey Family 469
0181 Persistence 348
0182 Beaker 48
0183 Black-and-White 389
0184 Tsuruga Castle 662
0185 Goldbach's Conjecture II 455
0186 Aizu Chicken 296
0187 Stoning Fortune 143
0188 Search 458
0189 Convenient Location 792
0190 Eleven Puzzle 128
0191 Baby Tree 305
0192 Tsuruga Parking 85
0193 Deven-Eleven 125
0194 Byakko Delivery Company 65
0195 What is the Most Popular Shop in Tokaichi? 679
0196 Baseball Championship 469
0197 Greatest Common Divisor: Euclidean Algorithm 645
0198 Trouble in Shinagawa's Artifacts 214
0199 Chairs Where Demanding People Sit 208
0200 Traveling Alone: One-way Ticket of Youth 901
0201 Wrought Gold Master 512
0202 At Boss's Expense 553
0203 A New Plan of Aizu Ski Resort 436
0204 UFO Shooting Down Operation 89
0205 Rock, Paper, Scissors 752
0206 Next Trip 926
0207 Block 577
0208 Room Numbers of a Hospital 626
0209 Scene in a Picture 268
0210 The Squares 147
0211 Jogging 230
0212 Highway Express Bus 429
0213 Subdivide The Land 123
0214 Autumnal Illumination 94
0215 Pachimon Creature 187
0216 Cutting Down Water Bills 837
0217 Walking in the Hospital 779
0218 Dividing Students 909
0219 A Popular Ice-cream Shop 832
0220 Binary Digit A Doctor Loved 495
0221 FizzBuzz 391
0222 Prime Quadruplet 520
0223 Stray Twins 338
0224 Bicycle Diet 145
0225 Kobutanukitsuneko 249
0226 Hit and Blow 699
0227 Thanksgiving 605
0228 Seven Segments 510
0229 Big Hit ! 448
0230 Ninja Climbing 214
0231 Dangerous Bridge 335
0232 Life Game 216
0233 Book Arrangement 189
0234 Aizu Buried Treasure 112
0235 Sergeant Rian 190
0236 Alien Messages 66
0237 The Last Door 41
0238 Time to Study 659
0239 Calorie Counting 432
0240 Interest Rates 447
0241 Quaternion Multiplication 346
0242 Input Candidates 275
0243 Filling Game 129
0244 Hot Spring Trip 193
0245 Time Sale 83
0246 Bara-Bara Manju 59
0247 Ice Maze 73
0251 Magic Square 28
0253 Ant Nest 27
0254 Scone 32
0256 Points for a Perfect Scorer 765
0257 Railway Ticket 663
0258 Kitchen Garden 348
0259 All Numbers Lead to 6174 458
0260 Salary for a Plumber 297
0261 Mayan Crucial Prediction 133
0262 Making Sugoroku 137
0263 Beat Panel 165
0264 Finite Field Calculator 92
0265 Cats Going Straight 25
0266 Aka-beko and 40 Thieves 331
0267 Triangle of Blocks 203
0268 Kongo Type 156
0269 East Wind 75
0270 Modular Query 190
0271 Izua Dictionary 93
0272 The Lonely Girl's Lie 87
0273 Cats Going Straight II 44
0274 Arts and Crafts 24
0275 Railroad 29
0276 Temperature Difference 736
0277 Ticket Sales 713
0278 Admission Fee 517
0279 A Pair of Prizes 481
0280 The Outcome of Bonze 420
0281 Formation 442
0282 Programming Contest 202
0283 Study Session 84
0284 Happy End Problem 31
0285 Tennis 131
0286 Computation of Salary 90
0287 Jinkoki 108
0288 Knocker of the Gigas Cedar 79
0289 Infinite Express 100
0290 Microorganism Power Generation 64
0291 Mystery of an Ancient Ruin 29
0292 Wall 24
0293 Algorithm Exam 18
0294 Catch a Thief 12
0295 The Number of Chairs 602
0296 A Fat Wallet 542
0297 The Last One is the Best 558
0298 Bus Timetable 322
0299 Railroad II 155
0300 Floppy Cube 185
0301 Baton Relay Game 146
0302 Star Watching 79
0303 Mighty Man 55
0304 School Cafeteria 17
0305 Yuekis' Audio Room 109
0306 Symmetric Ternary Number 82
0307 Nisshinkan Marathon Club 54
0308 Deadlock 52
0309 New Drug Development 33
0310 Frame 42
0311 Kaguya 15
0312 Net Cafe 33
0313 Unknown Germ 11
0314 The Kingdom of Akabeko 9
0315 The Number of Participants 72
0316 Fishing Competition 63
0317 Frog Going Straight 121
0318 Secret Investigation 69
0319 Programming Contest 71
0320 Quality Management 26
0321 Investigation of Club Activities 28
0322 Slates 4
0323 Ruins 14
0324 Downhill Race 3
0325 Cuboid 43
0326 Related Products 57
0327 Alphametic 48
0328 Metal Recycling 34
0329 Bilateral Trade 39
0330 Halting Problem 12
0331 Scheduler 9
0332 Disappearing Sequence 12
0333 Line Segment Arrangement 6
0334 Amidakuji 7
0335 Word 78
0336 Sunrise and Sunset 61
0337 Japanese Calendar 73
0338 New Town 81
0339 Geometric Data 74
0340 Pancake 41
0341 Repeated Spell 29
0342 Road Planning 15
0343 Programming Contest II 15
0344 Game Strategy 7
0345 Rectangle 134
0346 Rectangle Made with Bars 102
0347 Maximization of Relational Expression 77
0348 Sevens 25
0349 Cyclic Sugoroku 38
0350 Irreducible Fractionalization 24
0351 Quiet Town 25
0352 Forecast of Forces 12
0353 Sort 2
0354 Ant 4
0355 String Game 9
0356 Evening 4
0500 Card Game 2264
0501 Data Conversion 1470
0502 Dice 1272
0503 Cup 294
0504 Card Game II 91
0505 Questionnaire 836
0506 String 694
0507 Square 491
0508 String With Rings 172
0509 Sheets 108
0510 Score 1593
0511 Who Are The Student Yet To Submit 1304
0512 Caesar Cipher 1093
0513 Shuffle The Cards 792
0514 Quality Checking 580
0515 School Road 926
0516 Maximum Sum 794
0517 Longest Steps 511
0518 The Oldest Site 361
0519 Worst Reporter 207
0520 Lightest Mobile 247
0521 Change 1263
0522 JOI and IOI 1004
0523 Card Game 606
0524 Searching Constellation 518
0525 Osenbei 696
0526 Boat Travel 500
0527 Setting Go Stones 393
0528 Common Sub-String 393
0529 Darts 465
0530 Pyon-Pyon River Crossing 261
0531 Paint Color 303
0532 Time Card 983
0533 Contest 1078
0534 Chain 320
0535 Crossing Black Ice 472
0536 Shuffle 155
0537 Bingo 224
0538 IOIOI 504
0539 Pizza 415
0540 Amidakuji 223
0541 Walk 277
0542 Authentication Level 185
0543 Receipt 936
0544 Sugoroku 748
0545 Party 638
0546 Lining up the cards 411
0547 Commute routes 412
0548 Reindeer with no sense of direction 136
0549 A Traveler 394
0550 Dividing Snacks 207
0551 Icicles 318
0552 Exposition 76
0553 Dungeon 69
0554 Total Time 1061
0555 Ring 807
0556 Tile 591
0557 A First Grader 778
0558 Cheese 947
0559 JOI Flag 95
0560 Planetary Exploration 421
0561 Books 281
0562 Shopping in JOI Kingdom 236
0563 Walking Santa 134
0564 Bug Party 140
0565 Lunch 1103
0566 Soccer 791
0567 Best Pizza 736
0568 Pasta 455
0569 Illumination 278
0570 Zig-Zag Numbers 126
0571 JJOOII 417
0572 Card Game is Fun 301
0573 Night Market 243
0574 Nails 191
0575 Festivals in JOI Kingdom 99
0576 Homework 1019
0577 Unique number 850
0578 Signboard 521
0579 Hot days 411
0580 Fish 200
0581 Gifts 58
0582 Triangle Types 292
0583 Common Divisors 367
0584 Two Number Cards 189
0585 Nearest Two Points 121
0586 Palindrome 52
0587 Tunnel 309
0588 Simple Calculator 352
0589 Production 257
0590 Available Areas 136
0591 Beads 66
0592 Average Score 800
0593 Vote 592
0594 Super Metropolis 483
0595 Schedule 290
0596 Taxis 187
0597 Xiao Long Bao 52
0598 JOI Emblem 201
0599 IOI Manju 190
0600 Baumkuchen 200
0601 Sugar Glider 116
0602 Cutting 20
0603 Illumination 125
0604 Take the 'IOI' train 104
0605 Modern Mansion 61
0606 Tower of JOIOI 37
0607 Bubble Sort 15
0608 Water Rate 553
0609 Christmas Party 382
0610 Weather Forecaster 348
0611 Silk Road 267
0612 Sandcastle 136
0613 Treasures 43
0614 Railroad Trip 180
0615 Cake 2 133
0616 JOI Park 102
0617 Ball 41
0618 Rampart 23
0619 Selecting Subjects 246
0620 Swapping Bibs 180
0621 Russian Flag 147
0622 Walking in JOI Kingdom 103
0623 Zombie Island 88
0624 Food stalls 28
0625 Oranges 77
0626 Collecting Stamps 2 63
0627 Train Fare 50
0628 Territory 5
0629 Geologic Fault 9
0630 Microwave 116
0631 Point Card 103
0632 Refreshment Area 92
0633 Plush Toys 55
0634 Ridge 46
0635 Snake JOI 38
0636 Foehn Phenomena 23
0637 Semiexpress 19
0638 Kingdom of JOIOI 12
0639 Soccer 4
0640 Rope 4
1000 A + B Problem 1843
1001 Binary Tree Intersection And Union 248
1002 Extraordinary Girl I 153
1003 Extraordinary Girl II 247
1004 Pair of Primes 548
1005 Advanced Algorithm Class 300
1006 Boring Commercials 165
1007 JPEG Compression 332
1008 What Color Is The Universe? 253
1009 Greatest Common Divisor 689
1010 Dominoes Arrangement 108
1011 Finding the Largest Carbon Compound Given Its Long 118
1012 Operations with Finite Sets 93
1013 Combinatorial Topology 1
1014 Computation of Minimum Length of Pipeline 116
1015 Dominating Set 55
1016 Fibonacci Sets 295
1017 Riffle Shuffle 177
1018 Cheating on ICPC 316
1019 Vampirish Night 659
1020 Cleaning Robot 346
1021 Emacs-like Editor 155
1022 Indian Puzzle 33
1023 Amazing Graze 119
1024 Cleaning Robot 2.0 21
1025 Building Water Ways 10
1026 Hedro's Hexahedron 37
1027 A Piece of Cake 519
1028 ICPC: Ideal Coin Payment and Change 180
1029 Traffic Analysis 449
1030 Cubes Without Holes 243
1031 Simple GUI Application 134
1032 Course Planning for Lazy Students 103
1033 Kuru-Kuru Robot 35
1034 Line Puzzle 96
1035 Sleeping Cats 312
1036 Monster Factory 218
1037 Midnight Teatime 135
1038 Dr. Nakamura's Lab. 64
1039 Frisbee Dogs 46
1040 Chocolate with Heart Marks 64
1041 Kyudo: A Japanese Art of Archery 767
1042 Yes, I have a number 462
1043 Selecting Teams Advanced to Regional 275
1044 CamelCase 263
1045 Split Up! 350
1046 Ghost Buster! 157
1047 Crop Circle 56
1048 Provident Housewife 51
1049 Building Houses 41
1050 The Last Dungeon 24
1051 Citation Format 452
1052 Old Bridges 472
1053 Accelerated Railgun 144
1054 Distorted Love 172
1055 Huge Family 94
1056 Ben Toh 208
1057 Rolling Dice 134
1058 Winter Bells 61
1059 Mysterious Onslaught 50
1060 No Story 114
1061 Seventh Color 0
1062 It's our delight!! 313
1063 Watchin' TVA 134
1064 Yanagi's Comic 72
1065 The House of Huge Family 73
1066 Legend of Storia 29
1067 Cutting a Chocolate 67
1068 School of Killifish 94
1069 Squid Multiplication 103
1070 FIMO sequence 25
1071 BD Shelf 3
1072 Rearranging Seats 392
1073 The Tower 10
1074 Popularity Estimation 220
1075 High and Low Cube 68
1076 Time Manipulation 105
1077 The Great Summer Contest 158
1078 SAT-EN-3 108
1079 Cosmic Market 89
1080 Everything Starts With Your Vote 42
1081 World Domination 27
1082 11224111122411 64
1083 The Incubator 74
1084 K Cards 169
1085 Spellcasters 260
1086 Live Schedule 82
1087 Dimensional Analysis 48
1088 School Excursion 45
1089 Strawberry Cake 49
1090 Sports Days 11
1091 KND is So Sexy 180
1092 Make KND So Fat 65
1093 KND Runs for Sweets 41
1094 KND Warp 17
1095 KND Factory 26
1096 Wall Breaker KND 3
1100 Area of Polygons 487
1101 A Simple Offline Text Editor 125
1102 Calculation of Expressions 123
1103 Board Arrangements for Concentration Games 142
1104 Where's Your Robot? 294
1105 Unable Count 220
1106 Factorization of Quadratic Formula 132
1107 Spiral Footrace 109
1108 A Long Ride on a Railway 84
1109 Fermat's Last Theorem 257
1110 Patience 138
1111 Cyber Guardian 121
1112 Strange Key 26
1113 File Compression 0
1114 Get a Rectangular Field 207
1115 Multi-column List 89
1116 Jigsaw Puzzles for Computers 94
1117 Missing Numbers 87
1118 Nets of Dice 41
1119 Exploring Caves 215
1120 Pile Up! 73
1121 Kanglish:Analysis on Artificial Language 95
1122 What is the Number in my Mind ? 49
1123 Enclosing Circles 0
1124 When Can We Meet? 644
1125 Get Many Persimmon Trees 589
1126 The Secret Number 389
1127 Building a Space Station 279
1128 Square Carpets 50
1129 Hanafuda Shuffle 1604
1130 Red and Black 1553
1131 Unit Fraction Partition 413
1132 Circle and Points 417
1133 Water Tank 89
1134 Name the Crossing 86
1135 Ohgas' Fortune 639
1136 Polygonal Line Search 563
1137 Numeral System 904
1138 Traveling by Stagecoach 364
1139 Earth Observation with a Mobile Robot Team 36
1140 Cleaning Robot 330
1141 Dirichlet's Theorem on Arithmetic Progressions 1037
1142 Organize Your Train part II 1001
1143 Hexerpents of Hexwamp 71
1144 Curling 2.0 585
1145 The Genome Database of All Space Life 215
1146 Secrets in Shadows 31
1147 ICPC Score Totalizer Software 2056
1148 Analyzing Login/Logout Records 653
1149 Cut the Cake 460
1150 Cliff Climbing 356
1151 Twirl Around 30
1152 Dr. Podboq or: How We Became Asymmetric 57
1153 Equal Total Scores 1235
1154 Monday-Saturday Prime Factors 731
1155 How can I satisfy thee? Let me count the ways... 520
1156 Twirling Robot 435
1157 Roll-A-Big-Ball 232
1158 ICPC: Intelligent Congruent Partition of Chocolate 42
1159 Next Mayor 1293
1160 How Many Islands? 1297
1161 Verbal Arithmetic 242
1162 Discrete Speed 306
1163 Cards 442
1164 Tighten Up! 28
1165 Pablo Squarson's Headache 1065
1166 Amazing Mazes 831
1167 Pollock's conjecture 743
1168 Off Balance 219
1169 The Most Powerful Spell 189
1170 Old Memories 23
1171 Laser Beam Reflections 87
1172 Chebyshev's Theorem 1168
1173 The Balance of the World 1069
1174 Identically Colored Panels Connection 495
1175 And Then. How Many Are There? 319
1176 Planning Rolling Blackouts 270
1177 Watchdog Corporation 40
1178 A Broken Door 92
1179 Millennium 1065
1180 Recurring Decimals 805
1181 Biased Dice 345
1182 Railway Connection 259
1183 Chain-Confined Path 199
1184 Generic Poker 33
1185 Patisserie ACM 49
1186 Integral Rectangles 778
1187 ICPC Ranking 571
1188 Hierarchical Democracy 446
1189 Prime Caves 288
1190 Anchored Balloon 142
1191 Rotate and Rewrite 30
1192 Tax Rate Changed 803
1193 Chain Disappearance Puzzle 526
1194 Vampire 280
1195 Encryption System 200
1196 Bridge Removal 191
1197 A Die Maker 38
1198 Don't Cross the Circles! 32
1200 Goldbach's Conjecture 410
1201 Lattice Practices 73
1202 Mobile Phone Coverage 99
1203 Napoleon's Grumble 93
1204 Pipeline Scheduling 63
1205 Triangle Partition 0
1206 BUT We Need a Diagram 10
1207 Digital Racing Circuil 6
1208 Rational Irrationals 106
1209 Square Coins 240
1210 Die Game 146
1211 Trapezoids 78
1212 Mirror Illusion 47
1213 Heavenly Jewels 55
1214 Walking Ant 98
1215 Co-occurrence Search 59
1216 Lost in Space 82
1217 Family Tree 101
1218 Push!! 89
1219 Pump up Batteries 50
1220 The Devil of Gravity 7
1221 Numoeba 14
1222 Telescope 51
1223 Ether Geometry 0
1224 Starship Hakodate-maru 129
1225 e-market 51
1226 Fishnet 59
1227 77377 71
1228 Beehives 40
1229 Young, Poor and Busy 30
1230 Nim 64
1231 Super Star 62
1232 Calling Extraterrestrial Intelligence Again 313
1233 Equals are Equals 51
1234 GIGA Universe Cup 26
1235 Life Line 120
1236 Map of Ninja House 94
1237 Shredding Company 203
1238 True Liars 75
1239 Viva Confetti 8
1240 Unreliable Message 432
1241 Lagrange's Four-Square Theorem 336
1242 Area of Polygons 53
1243 Weather Forecast 96
1244 Molecular Formula 172
1245 Gap 92
1246 Concert Hall Scheduling 120
1247 Monster Trap 12
1248 The Balance 195
1249 Make a Sequence 246
1250 Leaky Cryptography 171
1251 Pathological Paths 104
1252 Confusing Login Names 67
1253 Dice Puzzle 70
1254 Color the Map 74
1255 Inherit the Spheres 25
1256 Crossing Prisms 11
1257 Sum of Consecutive prime Numbers 263
1258 Book Replacement 66
1259 Colored Cubes 55
1260 Organize Your Train 28
1261 Mobile Computing 53
1262 Atomic Car Race 71
1263 Network Mess 33
1264 Bingo 14
1265 Shy Polygons 7
1266 How I Wonder What You Are! 81
1267 How I Mathematician Wonder What You Are! 68
1268 Cubic Eight-Puzzle 39
1269 Sum of Different Primes 156
1270 Manhattan Wiring 16
1271 Power Calculus 39
1272 Polygons on the Grid 14
1273 The Best Name for Your Baby 6
1274 Enjoyable Commutation 9
1275 And Then There Was One 389
1276 Prime Gap 518
1277 Minimal Backgammon 322
1278 Lowest Pyramid 17
1279 Geometric Map 57
1280 Slim Span 224
1281 The Morning after Halloween 65
1282 Bug Hunt 140
1283 Most Distant Point from the Sea 113
1284 The Teacher's Side of Math 29
1285 Grey Area 353
1286 Expected Allowance 281
1287 Stopped Watches 99
1288 Digits on the Floor 60
1289 Spherical Mirrors 74
1290 Traveling Cube 97
1291 Search of Concatenated Strings 99
1292 Top Spinning 24
1293 Common Polynomial 33
1294 Zigzag 28
1295 Cubist Artwork 360
1296 Repeated Substitution with Sed 233
1297 Swimming Jam 114
1298 Separate Points 150
1299 Origami Through-Hole 10
1300 Chemist's Math 53
1301 Malfatti Circles 83
1302 Twenty Questions 136
1303 Hobby on Rails 10
1304 Infected Land 110
1305 Membership Management 291
1306 Balloon Collecting 227
1307 Towns along a Highway 73
1308 Awkward Lights 114
1309 The Two Men of the Japanese Alps 81
1310 Find the Multiples 104
1311 Test Case Tweaking 132
1312 Where's Wally 87
1313 Intersection of Two Prisms 89
1314 Matrix Calculator 80
1315 Gift from the Goddess of Programming 216
1316 The Sorcerer's Donut 248
1317 Weaker than Planned 48
1318 Long Distance Taxi 143
1319 Driving an Icosahedral Rover 33
1320 City Merger 168
1321 Captain Q's Treasure 30
1322 ASCII Expression 58
1323 Encircling Circles 20
1324 Round Trip 38
1325 Ginkgo Numbers 214
1326 Stylish 138
1327 One-Dimensional Cellular Automaton 198
1328 Find the Outlier 148
1329 Sliding Block Puzzle 48
1330 Never Wait for Weights 186
1331 Let There Be Light 86
1332 Company Organization 21
1333 Beautiful Spacing 62
1334 Cubic Colonies 10
1335 Equal Sum Sets 362
1336 The Last Ant 188
1337 Count the Regions 131
1338 Clock Hands 47
1339 Dragon's Cruller 78
1340 Directional Resemblance 25
1341 Longest Chain 61
1342 Don't Burst the Balloon 33
1343 Hidden Tree 45
1344 C(O|W|A*RD*|S)* CROSSWORD Puzzle 2
1345 Bit String Reordering 174
1346 Miscalculation 218
1347 Shopping 149
1348 Space Golf 47
1349 Automotive Navigation 37
1350 There is No Alternative 84
1351 Flipping Parentheses 53
1352 Cornering at Poles 20
1353 Sweet War 25
1354 Exhibition 10
1355 L Jumps 10
1356 Decimal Sequences 214
1357 Squeeze the Cylinders 107
1358 Sibling Rivalry 47
1359 Wall Clocks 41
1360 Bringing Order to Disorder 28
1361 Deadlock Detection 22
1362 Do Geese See God? 24
1363 Rotating Cutter Bits 7
1364 Routing a Marathon Race 11
1365 Post Office Investigation 4
1366 Min-Max Distance Game 7
1367 Rearranging a Sequence 97
1368 Quality of Check Digits 71
1369 Distribution Center 62
1370 Hidden Anagrams 49
1371 Infallibly Crack Perplexing Cryptarithm 22
1372 Three Kingdoms of Bourdelot 5
1373 Placing Medals on a Binary Tree 33
1374 Animal Companion in Maze 7
1375 Skinny Polygon 9
1376 Cover the Polygon with Your Disk 8
1377 Black and White Boxes 2
1500 ID 170
1501 Grid 136
1502 War 118
1503 Numbers 100
1504 Connect 33
1505 Dungeon 48
1506 Dice 3
1507 Dungeon (II) 51
1508 RMQ 86
1509 Rental DVD Shop NEO 94
1510 Independent Research 110
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 163
1517 Challenge from Grandfather 50
1518 Last One 29
1519 Room of Time and Spirit 26
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 2
1600 Entrance Examination 400
1601 Short Phrase 307
1602 ICPC Calculator 173
1603 500-yen Saving 67
1604 Deadlock Detection 33
1605 Bridge Construction Planning 15
1606 Complex Paper Folding 6
1607 Development of Small Flying Robots 3
1608 Selection of Participants of an Experiment 357
1609 Look for the Winner! 218
1610 Bamboo Blossoms 197
1611 Daruma Otoshi 127
1612 3D Printing 45
1613 Deciphering Characters 35
1614 Warp Drive 2
1615 Gift Exchange Party 11
1616 Taro's Shopping 36
1617 Almost Identical Programs 25
1618 A Garden with Ponds 26
1619 Making Lunch Boxes 17
1620 Boolean Expression Compressor 14
1621 Folding a Ribbon 11
1622 Go around the Labyrinth 17
1623 Equivalent Deformation 1
2000 Misterious Gems 1239
2001 Amida, the City of Miracle 911
2002 X-Ray Screening System 362
2003 Railroad Conflict 234
2004 Data Center on Fire 13
2005 Water Pipe Construction 416
2006 Keitai Message 976
2007 Make Purse Light 651
2008 Dragon Fantasy 164
2009 Area Separation 207
2010 Poor Mail Forwarding 33
2011 Gather the Maps! 446
2012 Space Coconut Grab 927
2013 Osaki 593
2014 Surrounding Area 566
2015 Square Route 668
2016 Lifeguard in the Pool 27
2017 Karakuri Doll 60
2018 Princess's Gamble 891
2019 Princess's Marriage 713
2020 Princess's Japanese 85
2021 Princess in Danger 327
2022 Princess, a Cryptanalyst 186
2023 Princess, a Strategist 17
2024 Blackjack 97
2025 Eight Princes 30
2026 Divisor is the Conqueror 71
2027 Reading a Chord 21
2028 Gather on the Clock 57
2029 Light The Room 9
2030 Ruins 117
2031 Hyper Rock-Scissors-Paper 85
2032 Online Quiz System 14
2033 Rock Man 50
2034 Autocorrelation Function 24
2035 It Prefokery Pio 78
2036 Traffic 10
2037 Restriction Enzyme 0
2038 The Extreme Slalom 8
2039 Space Coconut Crab II 98
2040 Sort the Panels 56
2041 Disarmament of the Units 3
2042 So Sleepy 12
2043 Alice in Foxland 0
2044 Lying about Your Age 31
2045 Turn Polygons 27
2046 Robots' Crash 6
2047 Linear Ether Geometry 0
2048 Everlasting...? 154
2049 Headstrong Student 88
2050 Dig or Climb 33
2051 Rotation Estimation 25
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 50
2058 Moduic Squares 68
2059 Restaurant 18
2060 Tetrahedra 37
2061 International Party 35
2062 Hide-and-seek 15
2063 TV Watching 15
2064 Make Friendships 30
2065 Slippy Floors 8
2066 Roads in a City 4
2067 Reading Brackets in English 10
2068 Grated Radish 2
2069 Greedy, Greedy. 55
2070 First Experience 45
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 49
2077 Resource 1
2078 Exact Arithmetic 7
2079 Dance Dance Revolution 85
2080 Compress Files 25
2081 Save the Energy 20
2082 Goofy Converter 44
2083 Black Force 12
2084 Hit and Blow 33
2085 Turn Left 30
2086 ! 70
2087 Speed 4
2088 Spirograph 12
2089 Mysterious Dungeons 50
2090 Repeated Subsequences 59
2091 Petoris 36
2092 Pythagoraslope 1
2093 Election 6
2094 Jaggie Spheres 12
2095 Nagashi Soumen 11
2096 Private Teacher 51
2097 Triangles 40
2098 Two-finger Programming 4
2099 Walk under a Scorching Sun 7
2100 Saizo 719
2101 Perfect Number 487
2102 Rummy 451
2103 Battle Town 293
2104 Country Road 507
2105 Rhythm Machine 55
2106 Enegy Transporter 58
2107 Can I go there? 133
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 14
2117 Connect Line Segments 48
2118 Oil Company 45
2119 Finding the Top RPS Player 67
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 44
2130 Billion Million Thousand 33
2131 Pi is Three 85
2132 Left Hand Rule 28
2133 Alice and Bob 5
2134 Deadly Dice Game 45
2135 Reverse a Road 43
2136 Webby Subway 14
2137 Time Trial 23
2138 Vending Machine 43
2139 Memory Match 28
2140 Tile Puzzle 0
2141 Girls' Party 37
2142 Bitwise Kingdom 49
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 773
2150 Matsuzaki Number 599
2151 Brave Princess Revisited 308
2152 Restrictive Filesystem 232
2153 Mirror Cave 291
2154 Shore Erosion 18
2155 Infected Computer 381
2156 Magic Slayer 145
2157 Dial Lock 165
2158 Double Sorting 12
2159 Symmetry 27
2160 Voronoi Island 93
2161 Defend the Bases 112
2162 Galaxy Wide Web Service 78
2163 Tatami 74
2164 Revenge of the Round Table 26
2165 Strange String Manipulation 248
2166 Erratic Sleep Habits 156
2167 Find the Point 48
2168 Luigi's Tavern 86
2169 Colored Octahedra 91
2170 Marked Ancestor 340
2171 Strange Couple 67
2172 Queen's Case 35
2173 Wind Passages 58
2174 Secret Operation 8
2175 Whist 190
2176 For the Peace 142
2177 Champernowne Constant 124
2178 Futon 120
2179 Safe Area 34
2180 Water Tank 81
2181 Neko's Treasure 51
2182 Eleven Lover 191
2183 Crystal Jails 15
2184 Cave Explorer 11
2185 Petting Cats 364
2186 Heian-Kyo Walking 421
2187 Card Game 147
2188 Unit Converter 96
2189 Addition Game 147
2190 Angel Stairs 90
2191 A Book Shop With a Frequent Greetings 59
2192 Drawing Lots 9
2193 The Door into Summer 34
2194 Cat Burglar and Friday House 4
2195 Cat Numbers! 11
2196 Chat noir 1
2197 Sum of Consecutive Integers 1038
2198 Moonlight Farm 544
2199 Differential Pulse Code Modulation 418
2200 Mr. Rito Post Office 340
2201 Immortal Jewels 160
2202 Canal: Water Going Up and Down 33
2203 Magical Island 2 13
2204 Final Examination! 540
2205 Lottery Checker 327
2206 Compile 154
2207 Consistet Unit System 101
2208 The Melancholy of Thomas Right 63
2209 UTF-8 51
2210 Star Watching 19
2211 Stray Cats, Run... 26
2212 Stolen Jewel 64
2213 The Number of Solutions for a Polynomial 5
2214 Warp Hall 19
2215 Three Silhouettes 2
2216 Summer of KMC 459
2217 Let's JUMPSTYLE 218
2218 K Poker 84
2219 THE BYDOLM@STER 170
2220 The Number of the Real Roots of a Cubic Equation 43
2221 KULASIS 64
2222 Alien's Counting 109
2223 Kaeru Jump 115
2224 Save your cats 266
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 47
2231 Cruel Bingo 15
2232 Ennichi 248
2233 Carrot Tour 117
2234 Usagitobi 21
2235 Graph Construction 37
2236 Rabbit Plays Games! 79
2237 The Castle 85
2238 Nurie 11
2239 Nearest Station 42
2240 Lapin Noir 13
2241 Usaneko Matrix 130
2242 Era Name 405
2243 Step Step Evolution 237
2244 Dungeon Quest II 96
2245 Dice Room 70
2246 Alice and Bomb 21
2247 Two-Wheel Buggy 54
2248 Camera Control 7
2249 Road Construction 304
2250 Operator 45
2251 Merry Christmas 162
2252 koukyoukoukokukikou 882
2253 Brave Force Story 505
2254 Fastest Route 479
2255 6/2(1+2) 179
2256 Divide the Cake 64
2257 Sakura Poetry 45
2258 Intelligent Circular Perfect Cleaner 13
2259 Programming Contest 308
2260 (iwi) 254
2261 [[iwi]] 137
2262 Stopping Problem 115
2263 The First Acceptance 102
2264 Spanning Trees 46
2265 Programming Contest Challenge Book 57
2266 Cache Strategy 43
2267 Bit Operation 13
2268 Randomized Self-Balancing Binary Search Tree 11
2269 Traveling Salesman Problem 13
2270 The L-th Number 42
2271 KUPC 339
2272 Cicada 360
2273 Shiritori 131
2274 Sequence Configuration 69
2275 Fox Number 41
2276 Ball 21
2277 XOR Circuit 22
2278 Unruly Eel 16
2279 Mountain 15
2280 Mod 3 Knights Out 11
2281 Swap Cipher 197
2282 Problem B 97
2283 Seishun 18 Kippu 118
2284 The Legendary Sword 112
2285 Anipero 62
2286 Farey Sequence 91
2287 Water Clock 14
2288 Oh, My Goat! 18
2289 Custom Painting Master 18
2290 Attack the Moles 26
2291 Brilliant Stars 32
2292 Common Palindromes 48
2293 Dangerous Tower 122
2294 Entangled with Lottery 48
2295 Power of Power 80
2296 Quest of Merchant 85
2297 Rectangular Stamps 116
2298 Starting Line 225
2299 Tiles are Colorful 182
2300 Calender Colors 343
2301 Sleeping Time 212
2302 On or Off 131
2303 Marathon Match 156
2304 Reverse Roads 163
2305 Beautiful Currency 150
2306 Rabbit Party 142
2307 Palindrome Generator 36
2308 White Bird 81
2309 Vector Compression 46
2310 Rose Garden Witch 72
2311 Dessert Witch 337
2312 Magical Girl Sayaka-chan 112
2313 Box Witch 102
2314 Scribbling witch 39
2315 Shadow Witch 35
2316 Mermaid Witch 15
2317 Class Representative Witch 107
2318 Set-constructing Witch 73
2319 Soul Gem Game 10
2320 Infinity Maze 172
2321 Butterfly 185
2322 Chinese Classics 31
2323 Revenge of Champernowne Constant 33
2324 Full Text Search 10
2325 Mysterious Maze 63
2326 Number Sorting 114
2327 Sky Jump 24
2328 Mobile Network 53
2329 Blue Forest 12
2330 Earth Invasion Diary of Miyabi-sensei 535
2331 A Way to Invite Friends 359
2332 Space-Time Sugoroku Road 273
2333 My friends are small 181
2334 Roads on Towns 117
2335 10-Year-Old Dynamic Programming 112
2336 Spring Tiles 90
2337 Remodeling Plan for Neko-Nabe (tentative) 28
2338 Intelligible Double Magic 20
2339 Person responsible for problem description don't w 19
2340 Carpenters' Language 217
2341 Kth Sentence 29
2342 Light Road 93
2343 Matrix Operation 36
2344 Multi Ending Story 58
2345 Network Reliability 67
2346 Runaway Domino 31
2347 Sunny Graph 23
2348 Testing Circuits 53
2349 World Trip 10
2350 A-B Problem 106
2351 Closest Segment Pair 34
2352 Divisor 34
2353 Four Arithmetic Operations 51
2354 Fractional Knapsack 49
2355 Game 10
2356 Palindromic Anagram 135
2357 Permutation 9
2358 Plane Division 9
2359 Range Minimum Query 11
2360 Sharp 2SAT 16
2361 Sort 81
2362 Chicken or the Egg 127
2363 Unequal Dice 122
2364 Lucky Dip 127
2365 Memory Leak 37
2366 Elevator 36
2367 Icy Composer 11
2368 Satan Attacks 10
2369 CatChecker 302
2370 RabbitWalking 75
2371 TransferTrain 56
2372 IkaNumber 51
2373 HullMarathon 41
2374 RabbitLunch 34
2375 CarrotBreeding 14
2376 DisconnectedGame 71
2377 ThreeRooks 12
2378 SolveMe 24
2379 Bicube 14
2380 Bubble Puzzle 54
2381 Fair Game 0
2382 King Slime 112
2383 Rabbit Game Playing 150
2384 Rabbit Jumping 10
2385 Shelter 22
2386 Sightseeing Tour 202
2387 Tampopo Machine 6
2388 Top of the Hill 1
2389 Asynchronous Exceptions 1
2390 AYBABTU 43
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 110
2398 Tree Allocation 13
2399 Save Your Privacy! 649
2400 You Are the Judge 608
2401 Equation 314
2402 Milky Way 206
2403 The Enemy of My Enemy is My Friend 133
2404 Dog Food 31
2405 Sister Ports 37
2406 Al dente 252
2407 Simple Othello 212
2408 Social 203
2409 Power 173
2410 Janken 80
2411 Acceleration of Network 27
2412 Village 62
2413 Tree Planting 36
2414 Treasure Hunt 6
2415 Sashimi 54
2416 XOR Cloister 13
2417 Flick Input 228
2418 Problem B War II 126
2419 Acrophobia 95
2420 Anipero 2012 55
2421 Markup language has Declined 8
2422 Transparent Mahjong 12
2423 Code Art Online 28
2424 Kakezan 571
2425 A Holiday of Miss Brute Force 155
2426 Treasure Hunt 209
2427 hosonagaitokoro 23
2428 Lost Number 111
2429 marukaite 99
2430 Longest Increasing Sequence 54
2431 House Moving 176
2432 Sports Days 2.0 35
2433 Final Defense Line 17
2434 Audition 36
2435 Zero Division Checker 124
2436 Card 41
2437 DNA 65
2438 YAML 114
2439 Hakone 113
2440 Kagisys 715
2441 FizzBuzz 198
2442 ConvexCut 161
2443 ReverseSort 139
2444 Substring 170
2445 MinimumCostPath 19
2446 Enumeration 75
2447 A Two Floors Dungeon 97
2448 Area Folding 49
2449 Connect 65
2450 Do use segment tree 70
2451 Move on Dice 16
2452 Pipeline Plans 13
2453 Presentation 28
2454 Repairing 33
2455 Sun and Moon 16
2456 Usoperanto 44
2457 Adhoc Translation 22
2458 Artistic Art Museum 3
2459 Complex Integer Solutions 7
2460 Dial Key 29
2461 Dungeon Master 4
2462 Exciting Bicycle 8
2463 Fuel Problem 5
2464 Magic Walls 9
2465 Sort by Hand 2
2466 Substring Expression 25
2467 Up Above the World So High 3
2468 Cache Control 45
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 30
2477 Tangram 0
2478 Trading Ship 18
2479 Approximate Circle 12
2480 Blame Game 17
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 200
2490 Parentheses 219
2491 Sanpo 14
2492 goto busters 96
2493 Replace 10
2494 Sliding GCD 35
2495 Magical Circle 15
2496 1 15
2497 One 20
2498 Cube of Two 82
2499 K-th String 2
2500 Company Trip 28
2501 Grid Mori 177
2502 VOCAL ANDROID 140
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 539
2509 Sim Forest 2013 77
2510 Twin book report 157
2511 Sinking islands 151
2512 Ononokomachi's Edit War 33
2513 Princess Tetra's Puzzle 13
2514 MirrorLabyrinth 26
2515 Seishun 18 Kippu 2013 127
2516 Amidakuji 37
2517 Hotel 38
2518 B2D 18
2519 English 26
2520 Bicycle 16
2521 Hole 9
2522 Register Phase 194
2523 Time Complexity 128
2524 Mysterious Operator 96
2525 Change 61
2526 Pie Chart is as easy as pie. 30
2527 MLE 27
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 118
2535 Texas hold 'em 27
2536 Median Tree 127
2537 Billiard 45
2538 Stack Maze 63
2539 Counting 1's 27
2540 Ancient Commemorative Monolith 10
2541 Magical Bridges 38
2542 Hashigo Sama 6
2543 Ancient Scrolls 28
2544 Older Research Bldg. No.7 157
2545 Lion 89
2546 Chocolate 73
2547 Carpet 62
2548 Sugoroku 28
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 66
2556 Integer in Integer 26
2557 Iyasugigappa 7
2558 Medical Inspection 22
2559 Minimum Spanning Tree 29
2560 Point Distance 33
2561 Revenge of Minimum Cost Flow 14
2562 Rings 17
2563 The J-th Number 18
2564 Tree Reconstruction 48
2565 Broken Audio Signal 177
2566 Restore Calculation 117
2567 SIRO Challenge 69
2568 Everlasting -One- 62
2569 Putter 26
2570 Shipura 66
2571 Floating Islands 17
2572 Venn Diagram 33
2573 Overwriting Game 17
2574 Magical Switches 13
2575 D's Ambition 135
2576 Doctor Course Is Recommended 106
2577 Dowsing Machine 46
2578 Disciple Life is Hard 42
2579 Disappear Drive 16
2580 Dangerous Delivery 11
2581 Derangement 36
2582 Step Aerobics 588
2583 JAG-channel 250
2584 Broken Cipher Generator 185
2585 1 Day Passport 112
2586 Wish upon a shooting star 72
2587 Elevator Hall Number 32
2588 Golf 5
2589 North North West 266
2590 Unknown Switches 150
2591 Speedrun 19
2592 Flowers 58
2593 Square in Circles 29
2594 Reverse a Road II 40
2595 Cookie Counter 68
2596 Points and Lines 49
2597 Color the Map Extreme 14
2598 Website Tour 33
2599 Idempotent Filter 56
2600 Koto Distance 238
2601 Evacuation Route 91
2602 Apples 11
2603 TiMe Table 30
2604 Pattern Language 13
2605 Social Monsters 26
2606 Perm Query 55
2607 Invest Master 153
2608 Minus One 98
2609 Wave Attack 42
2610 Fast Division 195
2611 Ordering 28
2612 Phutball 47
2613 Unordered Operators 79
2614 Almost Same Substring 53
2615 A + B 12
2616 KuruKuruKururin 3
2617 Air Pollution 23
2618 Trip to Kyoto 9
2619 Thread Tree 164
2620 Trodden Cable 68
2621 Fox Observation 85
2622 Removing Magical Tiles 11
2623 Optimal alpha beta pruning 8
2624 Graph Automata Player 23
2625 Spotlight Movement 11
2626 Gravity Point 7
2627 Multi Path Story 8
2628 Rotation Game 3
2629 Manhattan 155
2630 Dictionary 27
2631 Clique Coloring 36
2632 Dense Amidakuji 40
2633 Cellular Automaton 7
2634 Directions 11
2635 Snake 22
2636 Distance Sum 11
2637 Substring Pairs 10
2638 Hyperrectangle 26
2639 Yamanote Line 316
2640 Prowler 72
2641 Magic Bullet 112
2642 Dinner 86
2643 AI 50
2644 Longest Match 49
2645 Recycle 0
2646 Tournament 9
2647 The Capital 10
2648 Vongress 3
2656 Taps 51
2657 Books 43
2658 Pruning 33
2659 Chopsticks 13
2660 Sigma 20
2661 Todaiji 11
2662 Soccer 44
2663 RUPC 50
2664 Shopping 55
2665 Hopping Hearts 27
2666 Arojam's Mask 23
2667 Tree 21
2668 Bob's Bomb 0
2669 A-Z Cat 118
2670 Cram School Schedule 39
2671 Digital Clock 22
2672 Rescue a Postal Worker 33
2673 Do You Divide It? 4
2674 Disordered Data Detection 29
2675 Dungeon of Cards 4
2676 Typing Game 20
2677 Breadth-First Search by Foxpower 44
2678 Cube Coloring 29
2679 Decoding Ancient Messages 25
2680 LR 39
2681 Parentheses 43
2682 Polygon Guards 10
2683 Proportional Representation 3
2684 RLE Replacement 49
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 10
2693 JAG-channel II 12
2694 Kimagure Cleaner 0
2695 Midpoint 3
2696 New Game AI 4
2697 Runner and Sniper 9
2698 Wall Making Game 25
2699 Koto Municipal Subway 285
2700 Airport Codes 215
2701 Falling Block Puzzle 39
2702 Alternate Escape 27
2703 Dice Stamp 25
2704 Stamp Rally 9
2705 Kuru Kuru Door 3
2706 Let's Solve Geometric Problems 114
2707 Jail 97
2708 ABC Gene 101
2709 Dark Room 62
2710 An Equation in a Mine 27
2711 Nearly Cyclic String 12
2712 Escape 29
2713 Bit Operation Game 13
2714 Twin Reverse 0
2715 Connection 0
2716 Leapfrog 2
2717 Where is the Boundary 53
2718 Vector Field 23
2719 Kuru Kuru Sushi 0
2720 Identity Function 11
2721 Enclose Points 0
2722 Marching Course 11
2723 Surface Area of Cubes 33
2724 Laser Cutter 6
2725 Live Programming 3
2726 Black Company 17
2727 M and A 77
2728 Change a Password 56
2729 Delete Files 29
2730 Line Gimmick 52
2731 Shifting a Matrix 16
2732 Modern Announce Network 18
2733 Cube Dividing 4
2734 Donut Decoration 22
2735 Shortest Bridge 2
2736 Longest Shortest Path 1
2737 Optimal Tournament 3
2738 A-un Breathing 262
2739 Delivery to a Luxurious House 192
2740 Rooted Tree for Misawa-san 82
2741 Invisible 38
2742 Campaign 18
2743 Land Inheritance 8
2744 Rings and Strings 0
2745 Curry Making 245
2746 jften 104
2747 Curtain 49
2748 Early Morning Work at Summer Camp 59
2749 The Most Powerful Bed 50
2750 Hyakunin Isshu 0
2751 Baseball 12
2752 Finger Counting 45
2753 Lie with Mean Value 35
2754 Pots 14
2755 Checkered Pattern 17
2756 Typhoon 3
2757 Eggs 4
2758 Sendame 21
2759 Match Peas War 11
2760 Shopping 1
2761 Myampus Sequence 7
2762 How To Make Stars 3
2763 Miko Mi String 15
2764 Travel Support 1
2765 Steelyard 37
2766 Hamming Distance 41
2767 AddMul 19
2768 Scanner 20
2769 28 8
2770 Relay 2
2771 Paint 0
2772 My Number 26
2773 Periodic Sequence 22
2774 Growing Point 8
2775 Complex Oracle 5
2776 Arai's 4
2777 Kitsuchiri 5
2778 Destiny Draw 8
2779 About Our Effort 1
2780 Best Matched Pair 121
2781 Help the Princess! 65
2782 We don't wanna work! 16
2783 Parentheses 39
2784 Similarity of Subtrees 37
2785 Escape from the Hell 13
2786 Share the Ruins Preservation 12
2787 Pipe Fitter and the Fierce Dogs 9
2788 Multisect 5
2789 Compressed Formula 4
2790 Non-redundant Drive 4
2791 Cabbage 14
2792 SNS 13
2793 Lost Graph 6
2794 DAG Trio (Easy) 2
2795 Fuda 4
2796 Folding Paper 1
2797 DAG Trio (Hard) 1
2798 Taking a Seat 16
2799 Yamanote-line Game 18
2800 Mod!Mod! 31
2801 Suntan 12
2802 Unbalanced Old Maid 2
2803 Overflow of Furo 5
2804 Minimum Enclosing Rectangle 6
2805 Tournament 55
2806 Weight Range 39
2807 Fractal Tree 17
2808 Password 20
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 24
2817 Dance Now! 15
2818 Imagawayaki Man 14
2819 Country in Distortion 16
2820 Binary Sequence 11
2821 Trees in a Forest 6
2822 Love Permutation, Run run run! 1
2823 JAG Practice Contest 31
2824 Coastline 28
2825 Quiz 28
2826 Game Balance 11
2827 Industrial Convex Pillar City 14
2828 Matryoshka Doll 15
2829 Room Assignment 3
2830 Big Maze 3