| 1070 | Triangles | 108 | 258 | 41.860% |
| 1071 | Bet | 39 | 108 | 36.111% |
| 1072 | Cafeteria | 45 | 169 | 26.627% |
| 1073 | Divide the pears | 48 | 74 | 64.865% |
| 1074 | Translate | 29 | 54 | 53.704% |
| 1075 | Wooden Sticks | 25 | 36 | 69.444% |
| 1076 | Two Bags of Bread | 58 | 137 | 42.336% |
| 1077 | Cake | 14 | 52 | 26.923% |
| 1078 | LianLianKan | 24 | 43 | 55.814% |
| 1079 | More lumber is required | 1 | 23 | 4.348% |
| 1080 | Sum | 6 | 13 | 46.154% |
| 1081 | Set | 8 | 15 | 53.333% |
| 1082 | Sim | 1 | 2 | 50.000% |
| 1083 | Unix-head | 12 | 26 | 46.154% |
| 1084 | Unix-tail | 2 | 36 | 5.556% |
| 1086 | 不当老大 | 89 | 334 | 26.647% |
| 1087 | Acmers Love AC | 52 | 149 | 34.899% |
| 1088 | Unrequited Love | 1 | 3 | 33.333% |
| 1089 | 机器人犁田 | 32 | 46 | 69.565% |
| 1090 | 吃木瓜 | 17 | 30 | 56.667% |
| 1091 | 减肥计划 | 29 | 59 | 49.153% |
| 1093 | 邪恶的乳草 | 16 | 29 | 55.172% |
| 1094 | 送牛奶 | 14 | 21 | 66.667% |
| 1095 | 零花钱 | 17 | 35 | 48.571% |
| 1096 | 草地的路径 | 17 | 25 | 68.000% |
| 1097 | 最大的空暇时间-ACM专用(选做) | 35 | 83 | 42.169% |
| 1100 | 乘积最大 | 157 | 333 | 47.147% |
| 1101 | 老管家 | 42 | 280 | 15.000% |
| 1102 | 线段树-老管家（Hard） | 10 | 26 | 38.462% |
| 1103 | 表达式求值(Easy Version) | 78 | 731 | 10.670% |
| 1104 | 表达式求值(Hard Version) | 38 | 117 | 32.479% |
| 1123 | 立体图 | 0 | 5 | 0.000% |
| 1127 | MM | 8 | 15 | 53.333% |
| 1128 | 【ACM】乘法游戏 | 23 | 78 | 29.487% |
| 1131 | Relationship | 30 | 47 | 63.830% |
| 1138 | 外星人的语言 | 3 | 8 | 37.500% |
| 1143 | Diamond | 2 | 3 | 66.667% |
| 1144 | Easy List Operations | 1 | 3 | 33.333% |
| 1146 | Give me the answer | 3 | 6 | 50.000% |
| 1147 | Hidden Number | 1 | 2 | 50.000% |
| 1149 | Just Pour the Water | 3 | 4 | 75.000% |
| 1210 | 高精度阶乘的和 | 91 | 292 | 31.164% |
| 1219 | 方阵填数【ACM用】 | 128 | 238 | 53.782% |
| 3975 | 并查集-家族 | 30 | 79 | 37.975% |
| 3976 | 并查集-亲属关系 | 43 | 54 | 79.630% |
| 3977 | 并查集-食物链 | 17 | 48 | 35.417% |
| 4001 | 寻找独一无二的数 | 96 | 214 | 44.860% |
| 4002 | 大数取模 | 102 | 212 | 48.113% |
| 4003 | 大大的求和 | 67 | 207 | 32.367% |
| 4032 | 计算并集 | 60 | 167 | 35.928% |
| 4036 | 找规律填数字 | 301 | 653 | 46.095% |
| 4037 | [数值问题]哥德巴赫猜想2 | 184 | 380 | 48.421% |
| 4116 | 高精度加法 | 158 | 231 | 68.398% |
| 4120 | 阶乘计算 | 164 | 335 | 48.955% |
| 4129 | 加勒比海盗船 | 43 | 120 | 35.833% |
| 4130 | 阿里巴巴与四十大盗 | 6 | 50 | 12.000% |
| 4131 | 高级钟点秘书 | 10 | 12 | 83.333% |
| 4132 | 一场说走就走的旅行 | 5 | 15 | 33.333% |
| 4146 | 沟通无限校园网 | 3 | 15 | 20.000% |
| 4147 | N的N次方 | 50 | 174 | 28.736% |
| 4148 | 线段树-最高分是多少 | 16 | 79 | 20.253% |
| 4152 | Hankson的趣味题 | 47 | 180 | 26.111% |
| 4179 | 分数矩阵 | 206 | 613 | 33.605% |
| 4192 | 分数=>小数 | 51 | 172 | 29.651% |
| 4195 | LCM和GCD | 14 | 81 | 17.284% |
| 4197 | 区间孪生素数 | 74 | 293 | 25.256% |
| 4207 | 全排列问题 | 61 | 141 | 43.262% |
| 4213 | lp的小心思 | 16 | 152 | 10.526% |
| 4225 | 抓迷藏 | 14 | 95 | 14.737% |
| 4227 | 道路规划 | 15 | 25 | 60.000% |
| 4229 | 大数求和 | 51 | 86 | 59.302% |
| 4231 | 最大公约数和最小公倍数问题 | 134 | 802 | 16.708% |
| 4238 | 亲戚 | 32 | 61 | 52.459% |
| 4242 | X的Y次方 | 88 | 284 | 30.986% |
| 4244 | 城市最短距离 | 74 | 399 | 18.546% |
| 4250 | 大小 | 73 | 234 | 31.197% |
| 4252 | 大整数乘法 | 106 | 259 | 40.927% |
| 4259 | ACM实验室的抽签 | 24 | 95 | 25.263% |
| 4260 | 国王游戏 | 31 | 129 | 24.031% |
| 4261 | 2017 | 37 | 80 | 46.250% |
| 4262 | 2018 | 34 | 64 | 53.125% |
| 4263 | 2016 | 17 | 32 | 53.125% |
| 4264 | N^N | 113 | 248 | 45.565% |
| 4265 | 斐波那契数列 | 31 | 598 | 5.184% |
| 4266 | 666 | 8 | 21 | 38.095% |
| 4268 | 111 | 10 | 22 | 45.455% |
| 4269 | 好字符串 | 11 | 21 | 52.381% |
| 4270 | 黑社会团伙 | 5 | 8 | 62.500% |
| 4272 | 滑动窗口 | 15 | 20 | 75.000% |
| 4326 | 扔香蕉皮 | 22 | 54 | 40.741% |
| 4333 | 侦探任务 | 4 | 13 | 30.769% |
| 4344 | 数字转换 | 119 | 365 | 32.603% |
| 4346 | 词排列 | 135 | 357 | 37.815% |
| 4347 | 无限替换 | 36 | 185 | 19.459% |
| 4349 | 元素加一 | 367 | 810 | 45.309% |
| 4352 | 奇数/偶数增量 | 83 | 223 | 37.220% |
| 4355 | 找出01数 | 113 | 597 | 18.928% |
| 4356 | 二进制小发现 | 68 | 618 | 11.003% |
| 4387 | 蚯蚓 | 1 | 3 | 33.333% |
| 4389 | 最大子序和 | 6 | 78 | 7.692% |
| 4405 | 三个小桶 | 29 | 162 | 17.901% |
| 4406 | 构造B数组 | 4 | 8 | 50.000% |
| 4409 | 数组重排 | 15 | 50 | 30.000% |
| 4413 | Agent Y | 4 | 21 | 19.048% |
| 4415 | Clean M | 11 | 34 | 32.353% |
| 4416 | 消灭敌人 | 21 | 115 | 18.261% |
| 4419 | 方格填数 | 9 | 30 | 30.000% |
| 4420 | Average of Two Numbers | 16 | 46 | 34.783% |
| 4421 | Sum Them | 5 | 26 | 19.231% |
| 4422 | Not the Only Tree | 1 | 1 | 100.000% |
| 4424 | 洞穴探宝 | 0 | 0 | 0.000% |
| 4425 | Circle Intersection | 0 | 0 | 0.000% |
| 4426 | 戴森球计划 | 0 | 0 | 0.000% |
| 4427 | String Set | 0 | 0 | 0.000% |
| 4429 | 2020 | 5 | 9 | 55.556% |
| 4430 | 2020 vs 2018 | 5 | 9 | 55.556% |
| 4435 | 奇矩阵 | 4 | 8 | 50.000% |
| 4440 | Line | 18 | 45 | 40.000% |
| 4442 | 构造 | 16 | 61 | 26.230% |
| 4445 | 画圆 | 14 | 37 | 37.838% |
| 4446 | 划分 | 4 | 65 | 6.154% |
| 4447 | Word Game | 14 | 26 | 53.846% |
| 4464 | A. Working Week | 26 | 35 | 74.286% |
| 4465 | B. Tea with Tangerines | 22 | 41 | 53.659% |
| 4466 | C. Phase Shift | 2 | 4 | 50.000% |
| 4468 | B. Prefix Sum Addicts | 34 | 136 | 25.000% |
| 4469 | C. Even Number Addicts | 15 | 47 | 31.915% |
| 4472 | 最小移动距离 | 9 | 17 | 52.941% |
| 4473 | 两个素数 | 35 | 57 | 61.404% |
| 4474 | 减法操作 | 23 | 54 | 42.593% |
| 4475 | 旅行 | 7 | 12 | 58.333% |
| 4477 | B. Playing with GCD | 16 | 26 | 61.538% |
| 4478 | C1. Good Subarrays (Easy Version) | 14 | 42 | 33.333% |
| 4506 | 走方格 | 17 | 24 | 70.833% |
| 4507 | 整数拼接 | 4 | 10 | 40.000% |
| 4508 | 网络分析 | 8 | 15 | 53.333% |
| 4510 | 截断数组 | 21 | 61 | 34.426% |
| 4511 | K倍区间 | 21 | 46 | 45.652% |
| 4512 | 改变数组元素 | 14 | 24 | 58.333% |
| 4513 | 差分 | 19 | 27 | 70.370% |
| 4514 | 增减序列 | 11 | 32 | 34.375% |
| 4524 | 砖块 | 6 | 8 | 75.000% |
| 4525 | 翻硬币 | 8 | 8 | 100.000% |
| 4526 | 费解的开关 | 6 | 8 | 75.000% |
| 4528 | 修剪灌木 | 13 | 18 | 72.222% |
| 4529 | 进制减法 | 6 | 10 | 60.000% |
| 4530 | 统计子矩阵 | 34 | 106 | 32.075% |
| 4531 | 积木画 | 6 | 19 | 31.579% |
| 4534 | 砍竹子 | 9 | 15 | 60.000% |
| 4539 | 反复横跳的扑克牌 | 14 | 77 | 18.182% |
| 4544 | 耍杂技的牛 | 4 | 6 | 66.667% |
| 4546 | 货仓选址 | 2 | 4 | 50.000% |
| 4566 | SuperGCD | 18 | 37 | 48.649% |
| 4567 | 裴蜀定理 | 25 | 35 | 71.429% |
| 4568 | Uniform Generator | 16 | 29 | 55.172% |
| 4569 | a/b + c/d | 42 | 56 | 75.000% |
| 4570 | 又见GCD | 44 | 95 | 46.316% |
| 4571 | k大gcd | 27 | 108 | 25.000% |
| 4572 | Pagodas | 19 | 26 | 73.077% |
| 4573 | GCD and LCM | 15 | 34 | 44.118% |
| 4606 | Remainders Game | 5 | 10 | 50.000% |
| 4607 | Jzzhu and Sequences | 25 | 73 | 34.247% |
| 4608 | Playing with GCD | 16 | 38 | 42.105% |
| 4609 | Number Game | 13 | 39 | 33.333% |
| 4610 | a^b | 33 | 203 | 16.256% |
| 4611 | 64位整数乘法 | 27 | 72 | 37.500% |
| 4612 | 最短Hamilton路径 | 5 | 17 | 29.412% |
| 4613 | 起床困难综合症 | 4 | 13 | 30.769% |
| 4614 | 递归实现指数型枚举 | 2 | 14 | 14.286% |
| 4615 | 递归／非递归实现组合型枚举 | 2 | 3 | 66.667% |
| 4616 | 递归实现排列型枚举 | 2 | 5 | 40.000% |
| 4617 | 费解的开关 | 0 | 5 | 0.000% |
| 4619 | Sumdiv | 0 | 2 | 0.000% |
| 4620 | Raising Modulo Numbers | 1 | 1 | 100.000% |
| 4621 | IncDec Sequence | 6 | 24 | 25.000% |
| 4622 | Best Cow Fences | 1 | 4 | 25.000% |
| 4623 | 货仓选址 | 12 | 20 | 60.000% |
| 4624 | 七夕祭 | 1 | 1 | 100.000% |
| 4625 | 奇数码问题 | 2 | 2 | 100.000% |
| 4626 | Genius ACM | 2 | 2 | 100.000% |
| 4627 | Minimum Width | 27 | 37 | 72.973% |
| 4628 | 一元三次方程求解 | 43 | 115 | 37.391% |
| 4629 | 321-like Searcher | 17 | 43 | 39.535% |
| 4630 | cjh种田 | 10 | 22 | 45.455% |
| 4631 | Color a Tree | 1 | 1 | 100.000% |
| 4632 | 国王游戏 | 4 | 9 | 44.444% |
| 4633 | Sunscreen | 1 | 1 | 100.000% |
| 4637 | Texas Trip | 1 | 1 | 100.000% |
| 4638 | UmBasketella | 7 | 9 | 77.778% |
| 4639 | 书本整理 | 12 | 19 | 63.158% |
| 4640 | Task | 2 | 18 | 11.111% |
| 4641 | 火车进出栈问题 | 3 | 9 | 33.333% |
| 4642 | Team Queue | 0 | 5 | 0.000% |
| 4643 | 蚯蚓 | 1 | 3 | 33.333% |
| 4644 | 最大子序和 | 4 | 6 | 66.667% |
| 4645 | 邻值查找 | 2 | 3 | 66.667% |
| 4647 | 后缀数组 | 2 | 2 | 100.000% |
| 4648 | Period | 4 | 10 | 40.000% |
| 4649 | 前缀统计 | 3 | 5 | 60.000% |
| 4650 | 合并果子 | 4 | 4 | 100.000% |
| 4651 | Sequence | 1 | 1 | 100.000% |
| 4652 | 可达性统计 | 3 | 18 | 16.667% |
| 4653 | 小猫爬山 | 2 | 2 | 100.000% |
| 4654 | Sudoku | 1 | 2 | 50.000% |
| 4655 | 生日蛋糕 | 3 | 5 | 60.000% |
| 4656 | Sticks | 1 | 3 | 33.333% |
| 4657 | 送礼物 | 3 | 7 | 42.857% |
| 4658 | 矩阵距离 | 2 | 2 | 100.000% |
| 4659 | Pushing Boxes | 1 | 1 | 100.000% |
| 4660 | 电路维修 | 1 | 1 | 100.000% |
| 4661 | 八数码 | 0 | 0 | 0.000% |
| 4662 | Booksort | 0 | 0 | 0.000% |
| 4663 | The Rotation Game | 1 | 1 | 100.000% |
| 4669 | 将其除以 25 | 4 | 21 | 19.048% |
| 4670 | 大于我自己的数字的总和 | 14 | 103 | 13.592% |
| 4686 | 天使的起誓 | 16 | 67 | 23.881% |
| 4708 | 高低位交换 | 4 | 6 | 66.667% |
| 4711 | 求和（位运算） | 11 | 30 | 36.667% |
| 4712 | 借教室 | 15 | 49 | 30.612% |
| 4726 | 同余方程 | 22 | 63 | 34.921% |
| 4729 | 求多个数的最大公约数 multigcd [1*] | 30 | 35 | 85.714% |
| 4731 | 【高精度】高精度整数除法（例题） | 16 | 40 | 40.000% |
| 4746 | 素数整除 | 3 | 14 | 21.429% |
| 4748 | chmod | 13 | 15 | 86.667% |
| 4749 | Try a try, AC is OK | 12 | 12 | 100.000% |
| 4750 | Window Decoration | 5 | 9 | 55.556% |
| 4751 | Disappearing Number | 4 | 9 | 44.444% |
| 4752 | Chess | 1 | 1 | 100.000% |
| 4791 | 进制转换 | 5 | 35 | 14.286% |
| 4792 | 棋盘游戏 | 3 | 3 | 100.000% |
| 4797 | 打地鼠 | 1 | 1 | 100.000% |