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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%(330427/586982) | Jul 18, 2026 |
| 1001 | Exponentiation | 23%(49106/205954) | Jul 18, 2026 |
| 1002 | 487-3279 | 17%(60526/341211) | Jul 18, 2026 |
| 1003 | Hangover | 48%(76229/158623) | Jul 18, 2026 |
| 1004 | Financial Management | 37%(91358/246121) | Jul 18, 2026 |
| 1005 | I Think I Need a Houseboat | 42%(56310/133404) | Jul 18, 2026 |
| 1006 | Biorhythms | 32%(54469/166594) | Jul 18, 2026 |
| 1007 | DNA Sorting | 38%(50378/129443) | Jul 18, 2026 |
| 1008 | Maya Calendar | 30%(28936/94522) | Jul 18, 2026 |
| 1009 | Edge Detection | 24%(6270/25936) | Jul 18, 2026 |
| 1010 | STAMPS | 29%(6563/21924) | Jul 18, 2026 |
| 1011 | Sticks | 24%(44308/181102) | Jul 18, 2026 |
| 1012 | Joseph | 37%(24368/65164) | Jul 18, 2026 |
| 1013 | Counterfeit Dollar | 30%(18707/62025) | Jul 18, 2026 |
| 1014 | Dividing | 26%(22215/83227) | Jul 18, 2026 |
| 1015 | Jury Compromise | 27%(11374/41789) | Jul 18, 2026 |
| 1016 | Numbers That Count | 33%(8125/24031) | Jul 18, 2026 |
| 1017 | Packets | 33%(26352/79419) | Jul 18, 2026 |
| 1018 | Communication System | 34%(12853/36739) | Jul 18, 2026 |
| 1019 | Number Sequence | 28%(13922/48166) | Jul 18, 2026 |
| 1020 | Anniversary Cake | 32%(6696/20407) | Jul 18, 2026 |
| 1021 | 2D-Nim | 45%(2229/4848) | Jul 18, 2026 |
| 1022 | Packing Unit 4D Cubes | 36%(1108/3067) | Jul 18, 2026 |
| 1023 | The Fun Number System | 34%(4378/12557) | Jul 18, 2026 |
| 1024 | Tester Program | 36%(1275/3486) | Jul 18, 2026 |
| 1025 | Department | 25%(639/2534) | Jul 18, 2026 |
| 1026 | Cipher | 28%(7052/25050) | Jul 18, 2026 |
| 1027 | The Same Game | 35%(2825/7893) | Jul 18, 2026 |
| 1028 | Web Navigation | 43%(19997/45616) | Jul 18, 2026 |
| 1029 | False coin | 29%(9375/32225) | Jul 18, 2026 |
| 1030 | Rating | 25%(603/2321) | Jul 18, 2026 |
| 1031 | Fence | 35%(1548/4406) | Jul 18, 2026 |
| 1032 | Parliament | 42%(9010/21372) | Jul 18, 2026 |
| 1033 | Defragment | 31%(2518/7945) | Jul 18, 2026 |
| 1034 | The dog task | 40%(1517/3754) | Jul 18, 2026 |
| 1035 | Spell checker | 35%(11689/33174) | Jul 18, 2026 |
| 1036 | Gangsters | 28%(4193/14591) | Jul 18, 2026 |
| 1037 | A decorative fence | 38%(3892/10109) | Jul 18, 2026 |
| 1038 | Bugs Integrated, Inc. | 38%(4561/11829) | Jul 18, 2026 |
| 1039 | Pipe | 30%(4629/15095) | Jul 18, 2026 |
| 1040 | Transportation | 41%(2616/6277) | Jul 18, 2026 |
| 1041 | John's trip | 34%(4530/13143) | Jul 18, 2026 |
| 1042 | Gone Fishing | 33%(17269/51489) | Jul 18, 2026 |
| 1043 | What's In A Name? | 35%(1115/3179) | Jul 18, 2026 |
| 1044 | Date bugs | 16%(1646/10143) | Jul 18, 2026 |
| 1045 | Bode Plot | 59%(10521/17557) | Jul 18, 2026 |
| 1046 | Color Me Less | 48%(18308/38091) | Jul 18, 2026 |
| 1047 | Round and Round We Go | 46%(6553/14037) | Jul 18, 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%(36357/69035) | Jul 18, 2026 |
| 1051 | P,MTHBGWB | 55%(5129/9217) | Jul 18, 2026 |
| 1052 | Plato's Blocks | 37%(444/1189) | Jul 18, 2026 |
| 1053 | Set Me | 46%(1655/3596) | Jul 18, 2026 |
| 1054 | The Troublesome Frog | 29%(4749/16153) | Jul 18, 2026 |
| 1055 | BULK MAILING | 29%(372/1275) | Jul 18, 2026 |
| 1056 | IMMEDIATE DECODABILITY | 45%(8017/17551) | Jul 18, 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%(1220/47075) | Jul 18, 2026 |
| 1060 | Modular multiplication of polynomials | 46%(2504/5437) | Jul 18, 2026 |
| 1061 | 青蛙的约会 | 23%(37367/156866) | Jul 18, 2026 |
| 1062 | 昂贵的聘礼 | 31%(23010/74158) | Jul 18, 2026 |
| 1063 | Flip and Shift | 45%(3863/8454) | Jul 18, 2026 |
| 1064 | Cable master | 20%(21784/106949) | Jul 18, 2026 |
| 1065 | Wooden Sticks | 43%(13822/32039) | Jul 18, 2026 |
| 1066 | Treasure Hunt | 40%(4301/10619) | Jul 18, 2026 |
| 1067 | 取石子游戏 | 34%(19016/55148) | Jul 18, 2026 |
| 1068 | Parencodings | 58%(18797/32008) | Jul 18, 2026 |
| 1069 | The Bermuda Triangle | 45%(821/1796) | Jul 18, 2026 |
| 1070 | Deformed Wheel | 21%(213/1009) | Jul 18, 2026 |
| 1071 | Illusive Chase | 46%(719/1549) | Jul 18, 2026 |
| 1072 | Puzzle Out | 22%(362/1603) | Jul 18, 2026 |
| 1073 | The Willy Memorial Program | 26%(261/989) | Jul 19, 2026 |
| 1074 | Parallel Expectations | 29%(355/1210) | Jul 18, 2026 |
| 1075 | University Entrance Examination | 29%(326/1103) | Jul 18, 2026 |
| 1076 | Bowl | 20%(265/1263) | Jul 18, 2026 |
| 1077 | Eight | 38%(19981/52223) | Jul 18, 2026 |
| 1078 | Gizilch | 38%(794/2039) | Jul 18, 2026 |
| 1079 | Ratio | 37%(1681/4530) | Jul 18, 2026 |
| 1080 | Human Gene Functions | 56%(13516/24026) | Jul 18, 2026 |
| 1081 | You Who? | 28%(388/1349) | Jul 18, 2026 |
| 1082 | Calendar Game | 48%(3707/7593) | Jul 18, 2026 |
| 1083 | Moving Tables | 32%(13731/41865) | Jul 18, 2026 |
| 1084 | Square Destroyer | 46%(3210/6900) | Jul 18, 2026 |
| 1085 | Triangle War | 39%(1683/4250) | Jul 18, 2026 |
| 1086 | Unscrambling Images | 35%(390/1098) | Jul 18, 2026 |
| 1087 | A Plug for UNIX | 35%(8376/23674) | Jul 18, 2026 |
| 1088 | 滑雪 | 38%(52136/135120) | Jul 18, 2026 |
| 1089 | Intervals | 39%(4716/12086) | Jul 18, 2026 |
| 1090 | Chain | 32%(1295/3945) | Jul 18, 2026 |
| 1091 | 跳蚤 | 34%(4817/13873) | Jul 18, 2026 |
| 1092 | Farmland | 36%(570/1581) | Jul 18, 2026 |
| 1093 | Formatting Text | 28%(811/2842) | Jul 18, 2026 |
| 1094 | Sorting It All Out | 34%(16883/49039) | Jul 18, 2026 |
| 1095 | Trees Made to Order | 56%(4698/8381) | Jul 18, 2026 |
| 1096 | Space Station Shielding | 35%(696/1970) | Jul 18, 2026 |
| 1097 | Roads Scholar | 35%(378/1078) | Jul 18, 2026 |
| 1098 | Robots | 26%(226/851) | Jul 18, 2026 |
| 1099 | Square Ice | 38%(1914/4983) | Jul 18, 2026 |
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