ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1084 AT1336   D - Flipping Signs 16 / 31 4
1085 AT1337   A - Changing a Character 8 / 9 9
1086 AT1338   B - YYMM or MMYY 9 / 14 8
1087 AT1339   C - Dice and Coin 18 / 34 4
1090 AT1341   E - 1 or 2 15 / 46 6
1091 AT1342   F - XOR Matching 0 / 0 (无)
1092 AT1343   A - Ferris Wheel 8 / 12 8
1093 AT1344   B - Algae 8 / 9 9
1094 AT1345   C - Prison 18 / 54 6
1095 AT1346   D - Integer Cards 16 / 57 6
1096 AT1347   E - Cell Distance 6 / 19 8
1097 AT1348   F - Absolute Minima 8 / 18 7
1098 AT1349   A - Apple Pie 7 / 9 9
1100 AT1350   B - Guidebook 25 / 44 3
1101 AT1351   C - Switches 16 / 26 4
1102 AT1352   D - equeue 15 / 48 6
1103 AT1353   E - Roadwork 8 / 20 7
1104 AT1354   F - Frog Jump 8 / 13 8
1105 AT1355   A - Airplane 7 / 15 8
1106 AT1356   B - Balance 19 / 43 5
1107 AT1357   C - Typical Stairs 17 / 45 5
1108 AT1358   D - Lamp 18 / 46 5
1111 AT1360   F - Takahashi's Basics in Education and Learning 6 / 13 8
1112 AT1361   A - Rounding 8 / 8 9
1113 AT1362   B - Bounding 7 / 16 8
1114 AT1363   C - Rectangle Cutting 17 / 45 5
1115 AT1364   D - Enough Array 18 / 49 5
1116 AT1365   E - Common Subsequence 9 / 21 7
1117 AT1366   F - Minimum Bounding Box 0 / 1 10
1119 AT1368   B - Bite Eating 7 / 16 8
1120 AT1369   C - Anti-Division 18 / 43 5
1122 AT1370   D - Megalomania 19 / 33 3
1123 AT1371   E - Friendships 9 / 28 7
1124 AT1372   F - Must Be Rectangular! 8 / 14 8
1125 AT1373   A - Fifty-Fifty 7 / 16 8
1126 AT1374   B - Ordinary Number 7 / 9 9
1127 AT1375   C - Divide the Problems 18 / 25 3
1129 AT1377   E - Hopscotch Addict 10 / 22 6
1130 AT1378   F - Small Products 6 / 11 9
1134 AT1381   C - Remainder Minimization 2019 18 / 69 7
1135 AT1382   D - Rain Flows into Dams 17 / 25 4
1136 AT1383   E - Virus Tree 2 8 / 19 7
1137 AT1384   F - Colorful Tree 1 / 1 10
1138 AT1385   A - Dodecagon 7 / 7 9
1139 AT1386   B - Golden Apple 7 / 25 7
1140 AT1387   C - Exception Handling 13 / 33 6
1141 AT1388   D - Preparing Boxes 7 / 21 7
1142 AT1389   E - Sequence Decomposing 8 / 15 7
1144 AT1390   F - Permutation Oddness 1 / 1 10
1146 AT1392   B - 0 or 1 Swap 13 / 20 5
1147 AT1393   C - City Savers 15 / 21 4
1148 AT1394   D - Digits Parade 7 / 15 8
1149 AT1395   E - Golf 0 / 1 10
1150 AT1396   F - Strings of Eternity 1 / 4 10
1152 AT1398   B - Uneven Numbers 7 / 8 9
1153 AT1399   C - Build Stairs 15 / 25 4
1156 AT1400   D - Gathering Children 8 / 25 7
1157 AT1401   E - Max GCD 1 / 3 10
1158 AT1402   F - Enclosed Points 1 / 3 10
1159 AT1403   A - +-x 7 / 11 8
1160 AT1404   B - One Clue 7 / 8 9
1161 AT1405   C - Green Bin 15 / 31 5
1162 AT1406   D - Summer Vacation 15 / 37 5
1163 AT1407   E - Coins Respawn 5 / 15 8
1164 AT1408   F - Polynomial Construction 3 / 4 10
1165 AT1409   A - Red or Not 7 / 7 9
1168 AT1411   C - Alchemist 15 / 23 4
1169 AT1412   D - Ki 16 / 28 4
1170 AT1413   E - Strings of Impurity 15 / 42 6
1171 AT1414   F - Coincidence 9 / 27 7
1172 AT1415   A - Tenki 7 / 9 9
1173 AT1416   B - Power Socket 8 / 36 7
1174 AT1417   C - Lower 8 / 14 8
1175 AT1418   D - ModSum 8 / 16 8
1176 AT1419   E - League 1 / 2 10
1178 AT1420   F - Engines 1 / 1 10
1180 AT1422   B - Buffet 7 / 13 8
1181 AT1423   C - Maximal Value 8 / 13 8
1183 AT1425   E - Second Sum 2 / 2 10
1184 AT1426   F - Many Slimes 8 / 41 8
1185 AT1427   A - Weather Prediction 7 / 10 9
1186 AT1428   B - Tap Dance 7 / 13 8
1187 AT1429   C - Attack Survival 8 / 13 8
1189 AT1430   D - Powerful Discount Tickets 8 / 13 8
1190 AT1431   E - Who Says a Pun? 6 / 33 8
1191 AT1432   F - Xor Sum 3 2 / 2 10
1192 AT1433   A - Odds of Oddness 7 / 18 8
1193 AT1434   B - Roller Coaster 7 / 10 9
1194 AT1435   C - Go to School 7 / 9 9
1195 AT1436   D - Disjoint Set of Common Divisors 2 / 2 10
1196 AT1437   E - Get Everything 7 / 15 8
1200 AT1440   B - TAKOYAKI FESTIVAL 2019 2 / 8 10
1201 AT1441   C - Slimes 3 / 3 10
1202 AT1442   D - Triangles 2 / 2 10
1203 AT1443   E - Travel by Car 1 / 1 10
1204 AT1444   F - Distinct Numbers 1 / 1 10
1206 AT1446   B - 81 4 / 4 10
1207 AT1447   C - Walk on Multiplication Table 9 / 16 7
1208 AT1448   D - Water Bottle 7 / 16 8
1209 AT1449   E - Gluttony 11 / 28 6

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