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| Online Judge | Problem Set | Authors | Online Contests | User | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Web Board Home Page F.A.Qs Statistical Charts | Current Contest Past Contests Scheduled Contests Award Contest | |||||||||
| ID | Title | Ratio(AC/submit) | Date |
| 1000 | A+B Problem | 56%(330904/587585) | Sep 23, 2026 |
| 1001 | Exponentiation | 23%(49139/206056) | Sep 21, 2026 |
| 1002 | 487-3279 | 17%(60557/341321) | Sep 21, 2026 |
| 1003 | Hangover | 48%(76253/158665) | Sep 21, 2026 |
| 1004 | Financial Management | 37%(91534/246385) | Sep 23, 2026 |
| 1005 | I Think I Need a Houseboat | 42%(56329/133437) | Sep 21, 2026 |
| 1006 | Biorhythms | 32%(54502/166641) | Sep 22, 2026 |
| 1007 | DNA Sorting | 38%(50396/129466) | Sep 21, 2026 |
| 1008 | Maya Calendar | 30%(28947/94540) | Sep 21, 2026 |
| 1009 | Edge Detection | 24%(6276/25993) | Sep 21, 2026 |
| 1010 | STAMPS | 29%(6567/21929) | Sep 21, 2026 |
| 1011 | Sticks | 24%(44320/181117) | Sep 21, 2026 |
| 1012 | Joseph | 37%(24370/65166) | Sep 21, 2026 |
| 1013 | Counterfeit Dollar | 30%(18709/62027) | Sep 21, 2026 |
| 1014 | Dividing | 26%(22226/83252) | Sep 24, 2026 |
| 1015 | Jury Compromise | 27%(11394/41845) | Sep 22, 2026 |
| 1016 | Numbers That Count | 33%(8127/24034) | Sep 21, 2026 |
| 1017 | Packets | 33%(26369/79438) | Sep 24, 2026 |
| 1018 | Communication System | 34%(12863/36757) | Sep 21, 2026 |
| 1019 | Number Sequence | 28%(13925/48170) | Sep 21, 2026 |
| 1020 | Anniversary Cake | 32%(6698/20413) | Sep 21, 2026 |
| 1021 | 2D-Nim | 45%(2231/4852) | Sep 21, 2026 |
| 1022 | Packing Unit 4D Cubes | 36%(1109/3068) | Sep 21, 2026 |
| 1023 | The Fun Number System | 34%(4387/12566) | Sep 21, 2026 |
| 1024 | Tester Program | 36%(1275/3492) | Sep 21, 2026 |
| 1025 | Department | 25%(639/2536) | Sep 21, 2026 |
| 1026 | Cipher | 28%(7054/25052) | Sep 21, 2026 |
| 1027 | The Same Game | 35%(2828/7896) | Sep 21, 2026 |
| 1028 | Web Navigation | 43%(20005/45626) | Sep 21, 2026 |
| 1029 | False coin | 29%(9384/32234) | Sep 21, 2026 |
| 1030 | Rating | 25%(604/2324) | Sep 21, 2026 |
| 1031 | Fence | 35%(1550/4411) | Sep 21, 2026 |
| 1032 | Parliament | 42%(9021/21384) | Sep 21, 2026 |
| 1033 | Defragment | 31%(2518/7945) | Jul 18, 2026 |
| 1034 | The dog task | 40%(1519/3756) | Sep 21, 2026 |
| 1035 | Spell checker | 35%(11689/33174) | Jul 18, 2026 |
| 1036 | Gangsters | 28%(4199/14598) | Sep 21, 2026 |
| 1037 | A decorative fence | 38%(3920/10160) | Sep 15, 2026 |
| 1038 | Bugs Integrated, Inc. | 38%(4572/11841) | Sep 9, 2026 |
| 1039 | Pipe | 30%(4635/15106) | Sep 14, 2026 |
| 1040 | Transportation | 41%(2616/6277) | Jul 18, 2026 |
| 1041 | John's trip | 34%(4537/13152) | Aug 25, 2026 |
| 1042 | Gone Fishing | 33%(17272/51493) | Sep 21, 2026 |
| 1043 | What's In A Name? | 35%(1123/3188) | Sep 9, 2026 |
| 1044 | Date bugs | 16%(1652/10149) | Sep 9, 2026 |
| 1045 | Bode Plot | 59%(10521/17557) | Jul 18, 2026 |
| 1046 | Color Me Less | 48%(18310/38095) | Sep 18, 2026 |
| 1047 | Round and Round We Go | 46%(6560/14045) | Sep 19, 2026 |
| 1048 | Follow My Logic | 27%(714/2639) | Jul 18, 2026 |
| 1049 | Microprocessor Simulation | 29%(1073/3614) | Jul 18, 2026 |
| 1050 | To the Max | 52%(36398/69088) | Sep 24, 2026 |
| 1051 | P,MTHBGWB | 55%(5129/9217) | Jul 18, 2026 |
| 1052 | Plato's Blocks | 37%(451/1196) | Sep 9, 2026 |
| 1053 | Set Me | 46%(1657/3598) | Aug 6, 2026 |
| 1054 | The Troublesome Frog | 29%(4749/16153) | Jul 18, 2026 |
| 1055 | BULK MAILING | 29%(372/1275) | Jul 18, 2026 |
| 1056 | IMMEDIATE DECODABILITY | 45%(8024/17560) | Sep 19, 2026 |
| 1057 | FILE MAPPING | 45%(1399/3052) | Jul 18, 2026 |
| 1058 | The Gourmet Club | 29%(603/2015) | Jul 18, 2026 |
| 1059 | Chutes and Ladders | 2%(1223/47078) | Aug 16, 2026 |
| 1060 | Modular multiplication of polynomials | 46%(2504/5437) | Jul 18, 2026 |
| 1061 | 青蛙的约会 | 23%(37376/156883) | Sep 19, 2026 |
| 1062 | 昂贵的聘礼 | 31%(23024/74182) | Sep 15, 2026 |
| 1063 | Flip and Shift | 45%(3870/8463) | Sep 9, 2026 |
| 1064 | Cable master | 20%(21796/106994) | Aug 27, 2026 |
| 1065 | Wooden Sticks | 43%(13834/32071) | Sep 20, 2026 |
| 1066 | Treasure Hunt | 40%(4311/10643) | Sep 16, 2026 |
| 1067 | 取石子游戏 | 34%(19025/55157) | Sep 9, 2026 |
| 1068 | Parencodings | 58%(18798/32012) | Jul 23, 2026 |
| 1069 | The Bermuda Triangle | 45%(824/1799) | Sep 9, 2026 |
| 1070 | Deformed Wheel | 21%(215/1014) | Aug 6, 2026 |
| 1071 | Illusive Chase | 46%(721/1552) | Sep 19, 2026 |
| 1072 | Puzzle Out | 22%(363/1604) | Aug 5, 2026 |
| 1073 | The Willy Memorial Program | 26%(267/1000) | Sep 21, 2026 |
| 1074 | Parallel Expectations | 29%(360/1216) | Sep 9, 2026 |
| 1075 | University Entrance Examination | 29%(331/1108) | Sep 9, 2026 |
| 1076 | Bowl | 21%(270/1268) | Sep 9, 2026 |
| 1077 | Eight | 38%(20004/52248) | Sep 24, 2026 |
| 1078 | Gizilch | 39%(797/2043) | Sep 21, 2026 |
| 1079 | Ratio | 37%(1682/4531) | Sep 21, 2026 |
| 1080 | Human Gene Functions | 56%(13526/24037) | Sep 21, 2026 |
| 1081 | You Who? | 29%(393/1354) | Sep 21, 2026 |
| 1082 | Calendar Game | 48%(3713/7599) | Sep 21, 2026 |
| 1083 | Moving Tables | 32%(13734/41868) | Sep 21, 2026 |
| 1084 | Square Destroyer | 46%(3216/6911) | Sep 21, 2026 |
| 1085 | Triangle War | 39%(1692/4262) | Sep 21, 2026 |
| 1086 | Unscrambling Images | 35%(395/1103) | Sep 21, 2026 |
| 1087 | A Plug for UNIX | 35%(8383/23682) | Sep 21, 2026 |
| 1088 | 滑雪 | 38%(52149/135137) | Sep 21, 2026 |
| 1089 | Intervals | 39%(4720/12090) | Sep 21, 2026 |
| 1090 | Chain | 32%(1300/3952) | Sep 24, 2026 |
| 1091 | 跳蚤 | 34%(4819/13878) | Sep 22, 2026 |
| 1092 | Farmland | 36%(572/1583) | Sep 21, 2026 |
| 1093 | Formatting Text | 28%(816/2847) | Sep 21, 2026 |
| 1094 | Sorting It All Out | 34%(16889/49052) | Sep 22, 2026 |
| 1095 | Trees Made to Order | 56%(4704/8387) | Sep 20, 2026 |
| 1096 | Space Station Shielding | 35%(697/1971) | Aug 3, 2026 |
| 1097 | Roads Scholar | 35%(381/1081) | Sep 23, 2026 |
| 1098 | Robots | 26%(227/853) | Sep 23, 2026 |
| 1099 | Square Ice | 38%(1922/4993) | Sep 23, 2026 |
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