ID 题目 显示标签 隐藏标签 AC / 尝试 难度
2160 P3028   食物 499 / 1069 4
2168 P3036   绿豆蛙的归宿 515 / 962 4
2180 P3048   [Usaco2013 Jan]Cow Lineup 160 / 282 4
2331 P3155   Preprefix sum 801 / 2461 4
2367 P3191   [JLOI2013]卡牌游戏 510 / 876 4
2393 P3208   花神的秒题计划Ⅰ 506 / 1068 4
2461 P3274   Circle 26 / 126 4
2475 P3288   Mato矩阵 287 / 430 4
2484 P3296   [USACO2011 Open] Learning Languages 242 / 491 4
2502 P3314   [Usaco2013 Nov]Crowded Cows 176 / 321 4
2526 P3338   Zju1505 Solitaire 24 / 79 4
2546 P3357   [Usaco2004]等差数列 201 / 580 4
2566 P3376   [Usaco2004 Open]Cube Stacking 方块游戏 145 / 334 4
2568 P3378   [Usaco2004 Open]MooFest 狂欢节 69 / 123 4
2573 P3383   [Usaco2004 Open]Cave Cows 4 洞穴里的牛之四 25 / 49 4
2576 P3386   [Usaco2004 Nov]Til the Cows Come Home 带奶牛回家 75 / 174 4
2596 P3405   [Usaco2009 Open]Grazing2 移动牛棚 38 / 67 4
2598 P3407   [Usaco2009 Oct]Bessie's Weight Problem 贝茜的体重问题 166 / 224 4
2599 P3408   [Usaco2009 Oct]Heat Wave 热浪 237 / 383 4
2614 P3423   Amppz2013 The Exam 3 / 5 4
2617 P3426   Poi2013 Tower Defense Game 56 / 134 4
2649 P3449   [Usaco2014 Feb]Secret Code 61 / 117 4
2654 P3454   家族 68 / 186 4
2690 P3478   [Usaco2014 Mar]Counting Friends 58 / 102 4
2748 P3538   [Usaco2014 Open]Dueling GPS 150 / 287 4
2754 P3544   [ONTAK2010]Creative Accounting 257 / 796 4
2768 P3570   DZY Loves Physics I 107 / 227 4
2816 P3609   [Heoi2014]人人尽说江南好 482 / 801 4
2820 P3613   [Heoi2014]南园满地堆轻絮 527 / 996 4
2196 P3750   [POI2015]Pieczęć 244 / 524 4
2991 P3791   作业 173 / 383 4
3003 P3801   炼金术士 20 / 79 4
3028 P3826   [Usaco2014 Dec]Cow Jog 87 / 214 4
3061 P3858   Number Transformation 137 / 291 4
3091 P3889   [Usaco2015 Jan]Cow Routing 82 / 276 4
3094 P3892   [Usaco2014 Dec]Marathon 213 / 436 4
3148 P3942   [Usaco2015 Feb]Censoring 495 / 1451 4
3182 P3976   [WF2012]Curvy Little Bottles 12 / 40 4
3302 P4097   [Usaco2013 dec]Vacation Planning 61 / 121 4
3410 P4195   [Noi2015]程序自动分析 1428 / 4702 4
3467 P4250   [PA2014]Bazarek 35 / 63 4
3482 P4265   货币系统 14 / 42 4
3489 P4273   [Joi2017]Art Exhibition 12 / 48 4
3534 P4318   OSU! [期望分数] 1152 / 2170 4
3596 P4393   [Usaco2015 Dec]Fruit Feast 169 / 297 4
3619 P4414   数量积 117 / 419 4
3737 P4500   矩阵 279 / 630 4
3681 P4578   [Usaco2016 OPen]Splitting the Field 49 / 118 4
3682 P4579   [Usaco2016 Open]Closing the Farm 104 / 231 4
1772 P4602   [Sdoi2016]齿轮 421 / 1440 4
3821 P4689   Find the Outlier 46 / 86 4
3865 P4745   [Usaco2016 Dec]Cow Checklist 51 / 78 4
3880 P4760   [Usaco2017 Jan]Hoof, Paper, Scissors 109 / 156 4
3887 P4769   超级贞鱼 55 / 412 4
3913 P4796   [CERC2016]Key Knocking 26 / 57 4
3951 P4832   [Lydsy1704月赛]抵制克苏恩 436 / 1446 4
4005 P4893   项链分赃 151 / 275 4
4089 P4990   [Usaco2017 Feb]Why Did the Cow Cross the Road II 128 / 240 4
4093 P4994   [Usaco2017 Feb]Why Did the Cow Cross the Road III 181 / 249 4
4100 P5001   搞事情 43 / 161 4
4117 P5018   [Snoi2017]英雄联盟 204 / 550 4
4127 P5029   贴小广告 138 / 296 4
4153 P5056   OI游戏 157 / 427 4
4170 P5083   普及 54 / 146 4
4175 P5088   HDU 6000 Wash 76 / 191 4
4194 P5108   [CodePlus2017]可做题 119 / 212 4
4214 P5142   [Usaco2017 Dec]Haybale Feast 127 / 249 4
4216 P5146   有趣的概率 59 / 83 4
4239 P5169   [HAOI2014]走出金字塔 13 / 21 4
2255 P5188   [Usaco2018 Jan]MooTube 72 / 107 4
2263 P5196   [Usaco2018 Feb]Taming the Herd 75 / 92 4
2269 P5202   投影面积 10 / 28 4
4371 P5358    [Lydsy1805月赛]口算训练 192 / 700 4
4530 P5527   [BJOI2019]光线 22 / 26 4
4562 P5559   [Usaco2019 Open]Snakes 5 / 5 4
4564 P5561   [usaco2019 Open]Left Out 3 / 3 4
4572 P5571   [Usaco2020 Open]Cereal 4 / 4 4
4611 P5610   Hdu1711 Number Sequence 27 / 275 4
4615 P5614   「一本通 5.6 例 1」任务安排 1 28 / 44 4
4637 P5636   Pku3461 Oulipo 31 / 78 4
4638 P5637   Pku2406 Power Strings 28 / 125 4
4639 P5638   period 27 / 81 4
4641 P5640   Seek the Name, Seek the Fame 28 / 118 4
4642 P5641   前缀和 21 / 91 4
4643 P5642   String 24 / 52 4
4647 P5646   [模版题]最长共同前缀长度 3 / 4 4
4660 P5659   子串查找 31 / 170 4
4865 P5864   [Usaco2024 Feb]Moorbles S 3 / 10 4
4897 P5896   [USACO2024JAN] Cowlendar S 1 / 4 4
4917 P5917   [Usaco2023 Open]Field Day S 1 / 1 4
4927 P5927   [Usaco2023 Feb]Moo Route II S 1 / 1 4
4953 P5953   [Usaco2022 Open]Subset Equality S 1 / 1 4
4962 P5962   [Usaco2022 Feb] Robot Instructions S 1 / 1 4
4980 P5980   [USACO21DEC] Connecting Two Barns S 1 / 1 4
5006 P6006   [Usaco2021 Jan]Dance Mooves S 1 / 1 4
5026 P6026   [USACO2020 JAN] Wormhole Sort S 1 / 1 4
5053 P6059   「IOI2021」修改 DNA 1 / 1 4
5323 P6070   [Noip十连测]Tourist Attractions 2 / 3 4
5442 P6152   「CERC2018」Clockwork ||ange 1 / 1 4
5459 P6169   「THUPC 2019」鸭棋 2 / 2 4

分类

试试手气

根据当前过滤条件随机选择一道题