ID Problem Show tags Hide tags AC / Tried Difficulty
13556 P13541  [OOI 2022] Good arrays 0 / 0 4
13557 P13542  [OOI 2022] Two avenues 0 / 0 7
13558 P13543  [OOI 2022] Strange sum 0 / 0 3
13559 P13544  [OOI 2022] Serious Business 0 / 0 6
13560 P13545  [OOI 2022] Plane stretching 0 / 0 7
13561 P13546  [OOI 2022] Integral Array 0 / 0 4
13562 P13547  [OOI 2022] Third grader's task 0 / 0 5
13563 P13548  [OOI 2022] Air Reform 0 / 0 7
12932 P13549  热辣滚烫 0 / 0 2
13018 P13550  宇宙分解 0 / 0 4
13024 P13551  ももいろの鍵 0 / 0 3
12935 P13552  鱼类考古学 0 / 0 6
13565 P13553  [IOI 2025] 神话三峰(triples)(Part 2) 0 / 0 7
12974 P13554  【MX-X15-T1】奶龙龙 0 / 0 1
12985 P13555  【MX-X15-T2】系绳绳 0 / 0 2
12953 P13556  【MX-X15-T3】画圈圈 0 / 0 3
12942 P13557  【MX-X15-T4】炸鱼鱼 0 / 0 4
12926 P13558  【MX-X15-T5】拼串串 0 / 0 5
12973 P13559  【MX-X15-T6】翻树树 0 / 0 5
12986 P13560  【MX-X15-T7】交换换 0 / 0 7
12924 P13561  「WWOI R1」WsW 的笔 0 / 0 3
12945 P13562  「WWOI R1」WsW 的田地 0 / 0 5
12943 P13563  「WWOI R1」WSM 游戏 0 / 0 5
13291 P13564  「CZOI-R5」奶龙 0 / 0 3
12951 P13565  「CZOI-R5」按位或 0 / 0 4
12933 P13566  「CZOI-R5」青蛙的旅行 0 / 0 4
12939 P13567  「CZOI-R5」折跃点 0 / 0 5
13574 P13568  [CCPC 2024 重庆站] 乘积,欧拉函数,求和 0 / 0 6
13578 P13569  [CCPC 2024 重庆站] osu!mania 0 / 0 3
13583 P13570  [CCPC 2024 重庆站] 连方 0 / 0 4
13571 P13571  [CCPC 2024 重庆站] 有限小数 0 / 0 5
13581 P13572  [CCPC 2024 重庆站] 合成大西瓜 0 / 0 3
13575 P13573  [CCPC 2024 重庆站] Pico Park 0 / 0 7
13576 P13574  [CCPC 2024 重庆站] 魔弹 0 / 0 7
13579 P13575  [CCPC 2024 重庆站] str(list(s)) 0 / 0 6
13573 P13576  [CCPC 2024 重庆站] 算术 0 / 0 3
13580 P13577  [CCPC 2024 重庆站] 骰子 0 / 0 2
13577 P13578  [CCPC 2024 重庆站] 小 C 的神秘图形 0 / 0 2
13572 P13579  [CCPC 2024 重庆站] 沙堆 0 / 0 7
13582 P13580  [CCPC 2024 重庆站] Median Replacement 0 / 0 7
13584 P13581  [NWRRC 2023] Axis-Aligned Area 0 / 0 2
13585 P13582  [NWRRC 2023] Based Zeros 0 / 0 5
13586 P13583  [NWRRC 2023] Colorful Village 0 / 0 6
13587 P13584  [NWRRC 2023] Divisibility Trick 0 / 0 3
13588 P13585  [NWRRC 2023] Every Queen 0 / 0 3
13589 P13586  [NWRRC 2023] First Solved, Last Coded 0 / 0 5
13590 P13587  [NWRRC 2023] Game of Nim 0 / 0 4
13591 P13588  [NWRRC 2023] H-Shaped Figures 0 / 0 7
13592 P13589  [NWRRC 2023] Intersegment Activation 0 / 0 5
13593 P13590  [NWRRC 2023] Jumping Frogs 0 / 0 3
13594 P13591  [NWRRC 2023] Kitchen Timer 0 / 0 3
13595 P13592  [NWRRC 2023] Loops 0 / 0 6
13596 P13593  [NWRRC 2023] Missing Vowels 0 / 0 3
13029 P13594  『GTOI - 1A』Bath 0 / 0 2
13086 P13595  『GTOI - 1B』筝 0 / 0 4
13046 P13596  『GTOI - 1C』Top Miner 0 / 0 5
12918 P13597  『GTOI - 1D』回归空白 0 / 0 6
13597 P13598  [NWRRC 2022] Absolutely Flat 0 / 0 1
13598 P13599  [NWRRC 2022] Bricks in the Wall 0 / 0 4
13599 P13600  [NWRRC 2022] Computer Network 0 / 0 (None)
13600 P13601  [NWRRC 2022] Dice Grid 0 / 0 (None)
13601 P13602  [NWRRC 2022] Easily Distinguishable Triangles 0 / 0 (None)
13602 P13603  [NWRRC 2022] Focusing on Costs 0 / 0 (None)
13603 P13604  [NWRRC 2022] Greatest Common Divisor 0 / 0 (None)
13604 P13605  [NWRRC 2022] Hidden Digits 0 / 0 (None)
13605 P13606  [NWRRC 2022] IQ Game 0 / 0 6
13606 P13607  [NWRRC 2022] Joking? 0 / 0 (None)
13607 P13608  [NWRRC 2022] K-Shaped Figures 0 / 0 (None)
13608 P13609  [NWRRC 2022] Limited Swaps 0 / 0 (None)
13609 P13610  [NWRRC 2022] Mex and Cards 0 / 0 5
13610 P13611  [NWRRC 2022] New Time 0 / 0 1
13611 P13612  [IOI 2018] combo 组合动作 0 / 0 5
13612 P13613  [IOI 2018] doll 机械娃娃 0 / 0 7
13613 P13614  [IOI 2018] highway 高速公路收费 0 / 0 7
13098 P13615  [ICPC 2024 APC] Antiparticle Antiphysics 0 / 0 7
13099 P13616  [ICPC 2024 APC] Attraction Score 0 / 0 6
13100 P13617  [ICPC 2024 APC] Bit Counting Sequence 0 / 0 5
13101 P13618  [ICPC 2024 APC] Bánh Bò 0 / 0 7
13102 P13619  [ICPC 2024 APC] Duplicates【缺 SPJ】 0 / 0 5
13103 P13620  [ICPC 2024 APC] Forming Groups 0 / 0 4
13104 P13621  [ICPC 2024 APC] Personality Test 0 / 0 (None)
13105 P13622  [ICPC 2024 APC] Pho Restaurant 0 / 0 4
13106 P13623  [ICPC 2024 APC] Symmetric Boundary 0 / 0 7
13107 P13624  [ICPC 2024 APC] There and Back Again 0 / 0 5
13108 P13625  [ICPC 2024 APC] Tree Quiz 0 / 0 6
13109 P13626  [ICPC 2024 APC] XOR Operations 0 / 0 7
13110 P13627  [ICPC 2024 APC] Zig-zag 0 / 0 7
13615 P13628  [NWRRC 2021] Anno Domini 2022 0 / 0 1
13616 P13629  [NWRRC 2021] Boris and Berta 0 / 0 2
13617 P13630  [NWRRC 2021] Clean Up! 0 / 0 4
13618 P13631  [NWRRC 2021] Day Streak 0 / 0 6
13619 P13632  [NWRRC 2021] Extreme Problem 0 / 0 (None)
13620 P13633  [NWRRC 2021] First to Solve 0 / 0 (None)
13621 P13634  [NWRRC 2021] Grand Center 0 / 0 (None)
13622 P13635  [NWRRC 2021] Halfway There 0 / 0 (None)
13623 P13636  [NWRRC 2021] Imprecise Permutation Sort 0 / 0 (None)
13624 P13637  [NWRRC 2021] Journey in Fog 0 / 0 (None)
13625 P13638  [NWRRC 2021] Kaleidoscopic Route 0 / 0 4
13626 P13639  [NWRRC 2021] Letters Q and F 0 / 0 4
13627 P13640  [NWRRC 2021] Multithreaded Program 0 / 0 (None)

Categories

Lucky

Pick a problem randomly based on the current filter.