439 道题

ID 题目 显示标签 隐藏标签 AC / 尝试 难度
6126 L6211   「美团 CodeM 决赛」elimination 1 / 1 9
5323 L6261   一个人的高三楼 1 / 30 10
4802 L6294   touch 1 / 1 10
4991 L6303   水题 1 / 1 10
5176 L6343   Sally Face与地牢 1 / 2 10
5178 L6344   异或和 1 / 2 10
5373 L6353   组合数问题 2 1 / 2 10
5376 L6356   四色灯 1 / 2 10
5377 L6357   game 1 / 1 10
5378 L6358   前夕 1 / 1 10
5899 L6368    请让本题永远沉睡于此 1 / 2 10
5917 L6375   LCMSUM 1 / 1 10
5922 L6378   「是男人就过8题——Pony.ai」EquationsAndInequations 1 / 2 10
5364 L6465   二平方和定理 1 / 1 10
5365 L6466   分解质因数 1 / 1 10
5329 L6568   「Project Euler 9」特殊勾股数 1 / 50 10
5614 L6587   「ICPC World Finals 2019」交通堵塞 1 / 5 10
5495 L6687   「Project Euler 66」解方程 1 / 1 4
6019 L6688    最大团计数 1 / 1 10
3224 L6800   「ICPC World Finals 2020」太空墙壁 1 / 4 10
3232 L6802   「ICPC World Finals 2020」后缀数位 1 / 1 10
4039 L6807   「THUPC 2022 初赛」最小公倍树 1 / 3 10
4041 L6808   「THUPC 2022 初赛」骰子旅行 1 / 1 10
4221 L6884   「THUPC 2023」总投票数 1 / 1 10
5004 L6894   自然 1 / 2 10
6138 LL2670   「NOI2012」随机数生成器 1 / 1 10
62 P1061   青蛙的约会 1 / 5 10
79 P1078   Gizilch 1 / 1 10
80 P1079   Ratio 1 / 1 10
3035 P1091   跳蚤 1 / 2 10
143 P1142   Smith Numbers 1 / 1 10
151 P1150   The Last Non-zero Digit 1 / 2 10
153 P1152   An Easy Problem! 1 / 1 10
219 P1218   THE DRUNK JAILER 1 / 1 10
285 P1284   Primitive Roots 1 / 11 10
290 P1289   The Cat in the Hat 1 / 17 10
306 P1305   Fermat vs. Pythagoras 1 / 1 10
317 P1316   Self Numbers 1 / 4 10
320 P1319   Pipe Fitters 1 / 1 10
321 P1320   Street Numbers 1 / 4 10
327 P1326   Mileage Bank 1 / 2 10
339 P1338   Ugly Numbers 1 / 1 10
366 P1365   Prime Land 1 / 4 10
382 P1381   Secret Code 1 / 3 10
396 P1395   Cog-Wheels 1 / 4 10
402 P1401   Factorial 2 / 2 10
492 P1491   Pi 1 / 8 10
505 P1504   Adding Reversed Numbers 1 / 2 10
508 P1507   Commedia dell' arte 1 / 3 10
520 P1519   Digital Roots 1 / 11 10
558 P1557   Mapmaker 1 / 1 2
596 P1595   Prime Cuts 1 / 2 10
605 P1604   Just the Facts 1 / 3 10
651 P1650   Integer Approximation 1 / 1 4
675 P1674   Sorting by Swapping 2 / 2 10
729 P1728   A flea on a chessboard 1 / 5 10
762 P1761   Easy Task 0 / 6 10
776 P1775   Sum of Factorials 1 / 24 10
778 P1777   Vivian's Problem 1 / 4 10
812 P1811   Prime Test 0 / 18 10
832 P1831   不定方程组 1 / 5 10
846 P1845   Sumdiv 1 / 3 5
895 P1894   Alternative Scale of Notation 1 / 4 10
907 P1906   Three powers 1 / 3 1
924 P1923   Fourier's Lines 1 / 2 5
981 P1980   Unit Fraction Partition 1 / 2 10
996 P1995   Raising Modulo Numbers 1 / 1 10
1035 P2034   Anti-prime Sequences 2 / 2 10
1127 P2126   Factoring a Polynomial 1 / 1 10
1130 P2129   Invariant Polynomials 1 / 1 10
1152 P2151   Check the difficulty of problems 1 / 3 10
1193 P2191   Mersenne Composite Numbers 1 / 4 10
1211 P2211   Photograph 1 / 1 10
1250 P2249   Binomial Showdown 1 / 1 10
1263 P2262   Goldbach's Conjecture 1 / 2 10
1320 P2319   COMPRESS 1 / 2 10
1326 P2325   Persistent Numbers 1 / 1 10
1336 P2335   Temple of Dune 1 / 3 10
1337 P2336   Ferry Loading II 1 / 1 10
1348 P2347   Equations 1 / 16 10
1357 P2356   Find a multiple 1 / 4 10
1370 P2369   Permutations 1 / 12 10
1418 P2417   Discrete Logging 2 / 2 10
1428 P2427   Smith's Problem 0 / 0 (无)
1449 P2447   RSA 1 / 6 10
1454 P2453   An Easy Problem 0 / 0 (无)
1481 P2480   Longge's problem 1 / 4 10
1546 P2545   Hamming Problem 1 / 1 10
1552 P2551   Ones 1 / 1 10
1556 P2555   Drink, on Ice 1 / 3 10
1562 P2561   Language Cardinality 1 / 1 10
1604 P2603   Brave balloonists 1 / 2 10
1635 P2635   The Embarrassed Cryptographer 1 / 2 10
1649 P2649   Factovisors 1 / 1 10
1651 P2651   So you want to be a 2<sup>n</sup>-aire? 1 / 3 10
1668 P2668   Defending Castle 1 / 2 10
1689 P2689   Prime Distance 1 / 1 10
1700 P2700   Space Travel 1 / 3 10
1710 P2710   Consecutive Digits 1 / 3 10
1719 P2719   Faulty Odometer 1 / 1 10

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