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| Web Board Home Page F.A.Qs Statistical Charts | Current Contest Past Contests Scheduled Contests Award Contest | |||||||||
| ID | Title | Ratio(AC/submit) | Date |
| 1138 | Ships | 13%(146/1075) | 2023-11-13 |
| 1133 | Stars | 17%(195/1105) | 2023-12-18 |
| 1136 | Pendulum | 19%(95/490) | 2024-3-25 |
| 1193 | 内存分配 | 20%(1167/5794) | 2024-3-1 |
| 1194 | HIDDEN CODES | 20%(139/681) | 2023-5-10 |
| 1100 | Dreisam Equations | 20%(764/3730) | 2023-12-20 |
| 1199 | Left labyrinths | 20%(132/639) | 2023-5-15 |
| 1184 | 聪明的打字员 | 22%(2149/9426) | 2024-4-6 |
| 1172 | Street Race | 23%(303/1311) | 2023-5-29 |
| 1153 | SAFE | 23%(264/1112) | 2023-6-23 |
| 1115 | Statistical Trouble | 24%(100/415) | 2024-3-23 |
| 1119 | Start Up the Startup | 24%(606/2463) | 2023-11-22 |
| 1197 | Depot | 24%(140/568) | 2022-12-2 |
| 1135 | Domino Effect | 24%(3369/13504) | 2023-12-28 |
| 1145 | Tree Summing | 25%(2311/9026) | 2024-3-11 |
| 1117 | Pairs of Integers | 25%(1135/4390) | 2024-2-29 |
| 1152 | An Easy Problem! | 25%(2485/9561) | 2024-4-2 |
| 1109 | Index Generation | 27%(120/440) | 2024-3-23 |
| 1112 | Team Them Up! | 27%(2529/9249) | 2024-4-19 |
| 1171 | Letter Game | 27%(3418/12494) | 2023-10-26 |
| 1124 | Oh, Those Achin' Feet | 27%(153/559) | 2023-5-27 |
| 1167 | The Buses | 27%(2209/8070) | 2024-4-1 |
| 1162 | Building with Blocks | 27%(158/576) | 2022-12-8 |
| 1174 | Contact | 27%(809/2895) | 2023-8-7 |
| 1168 | The Circle | 28%(292/1029) | 2023-5-27 |
| 1141 | Brackets Sequence | 28%(11628/40529) | 2024-4-9 |
| 1123 | For the Porsche | 29%(160/535) | 2023-5-18 |
| 1156 | A STRIP OF LAND | 29%(2098/6997) | 2023-6-22 |
| 1181 | Bus Terminals | 30%(229/757) | 2023-6-27 |
| 1182 | 食物链 | 30%(44318/146214) | 2024-4-20 |
| 1137 | The New Villa | 30%(584/1894) | 2024-3-7 |
| 1118 | Lining Up | 31%(8661/27715) | 2024-2-13 |
| 1122 | FDNY to the Rescue! | 31%(1129/3592) | 2024-4-7 |
| 1150 | The Last Non-zero Digit | 31%(1891/6015) | 2024-4-13 |
| 1139 | Cat and Mouse | 31%(379/1203) | 2023-9-21 |
| 1189 | 钉子和小球 | 31%(2990/9449) | 2023-9-14 |
| 1196 | Twofive | 32%(180/556) | 2022-12-4 |
| 1121 | Algernon's Noxious Emissions | 32%(172/525) | 2023-6-25 |
| 1186 | 方程的解数 | 32%(3031/9237) | 2024-1-28 |
| 1198 | Solitaire | 33%(1707/5165) | 2024-4-16 |
| 1101 | The Game | 33%(5262/15914) | 2024-4-5 |
| 1142 | Smith Numbers | 33%(5438/16383) | 2024-2-28 |
| 1176 | Party Lamps | 33%(1730/5190) | 2023-11-14 |
| 1151 | Atlantis | 33%(12518/37233) | 2024-4-14 |
| 1113 | Wall | 33%(16254/48049) | 2024-4-6 |
| 1128 | Frame Stacking | 34%(2221/6411) | 2023-12-25 |
| 1116 | Library | 35%(370/1055) | 2022-12-7 |
| 1159 | Palindrome | 35%(28094/80008) | 2024-4-14 |
| 1191 | 棋盘分割 | 35%(6422/18038) | 2024-3-30 |
| 1190 | 生日蛋糕 | 35%(12969/36247) | 2024-4-20 |
| 1183 | 反正切函数的应用 | 35%(5935/16514) | 2024-3-20 |
| 1173 | Bar Codes | 36%(501/1359) | 2023-11-1 |
| 1130 | Alien Security | 37%(1195/3227) | 2023-6-23 |
| 1148 | Utopia Divided | 37%(439/1172) | 2023-9-21 |
| 1175 | Starry Night | 37%(871/2312) | 2023-6-2 |
| 1140 | Expanding Fractions | 38%(1478/3859) | 2024-1-22 |
| 1185 | 炮兵阵地 | 38%(16905/44071) | 2024-4-20 |
| 1187 | 陨石的秘密 | 39%(1193/3029) | 2023-11-30 |
| 1165 | The Primes | 39%(895/2260) | 2023-8-24 |
| 1147 | Binary codes | 39%(2595/6531) | 2024-4-6 |
| 1102 | LC-Display | 40%(6944/17358) | 2024-3-17 |
| 1110 | Double Vision | 40%(248/618) | 2024-3-22 |
| 1104 | Robbery | 40%(542/1331) | 2024-1-30 |
| 1114 | Chemical Reactions | 40%(417/1021) | 2023-9-22 |
| 1143 | Number Game | 41%(1778/4312) | 2024-1-8 |
| 1166 | The Clocks | 41%(8542/20568) | 2024-4-14 |
| 1158 | TRAFFIC LIGHTS | 41%(3141/7520) | 2023-11-7 |
| 1170 | Shopping Offers | 42%(2642/6244) | 2024-4-19 |
| 1103 | Maze | 42%(833/1960) | 2023-12-29 |
| 1179 | Polygon | 42%(3679/8621) | 2024-4-11 |
| 1144 | Network | 42%(10324/24014) | 2024-4-20 |
| 1134 | Hexagon | 43%(214/490) | 2023-12-22 |
| 1154 | LETTERS | 44%(4445/10000) | 2024-3-14 |
| 1126 | Simply Syntax | 44%(2658/5975) | 2024-3-12 |
| 1127 | Jack Straws | 44%(3081/6886) | 2023-12-18 |
| 1178 | Camelot | 44%(1878/4187) | 2024-2-5 |
| 1149 | PIGS | 45%(11876/26380) | 2024-3-4 |
| 1195 | Mobile phones | 45%(12590/27904) | 2024-4-20 |
| 1157 | LITTLE SHOP OF FLOWERS | 45%(11447/25133) | 2024-1-31 |
| 1180 | Batch Scheduling | 46%(2802/6058) | 2024-4-9 |
| 1161 | Walls | 47%(3958/8398) | 2023-6-23 |
| 1120 | A New Growth Industry | 47%(1352/2868) | 2023-8-16 |
| 1132 | Border | 47%(2054/4293) | 2024-3-6 |
| 1169 | Packing Rectangles | 48%(689/1414) | 2023-10-31 |
| 1107 | W's Cipher | 49%(3008/6108) | 2024-4-11 |
| 1108 | Split Windows | 49%(206/413) | 2024-2-23 |
| 1106 | Transmitters | 49%(3484/6984) | 2024-4-18 |
| 1105 | S-Trees | 50%(1531/3054) | 2024-1-30 |
| 1129 | Channel Allocation | 50%(11303/22530) | 2024-4-19 |
| 1177 | Picture | 50%(8980/17768) | 2024-4-20 |
| 1188 | Gleaming the Cubes | 52%(828/1571) | 2024-1-8 |
| 1192 | 最优连通子集 | 52%(1911/3622) | 2023-9-29 |
| 1131 | Octal Fractions | 53%(4543/8542) | 2024-4-11 |
| 1160 | Post Office | 53%(13368/25061) | 2024-4-9 |
| 1155 | TELE | 55%(3935/7085) | 2024-3-22 |
| 1164 | The Castle | 56%(5277/9415) | 2024-3-20 |
| 1125 | Stockbroker Grapevine | 56%(25488/45391) | 2024-4-19 |
| 1111 | Image Perimeters | 57%(6118/10601) | 2024-3-11 |
| 1146 | ID Codes | 58%(5189/8920) | 2024-4-15 |
| 1163 | The Triangle | 59%(45455/76207) | 2024-4-20 |
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