53 problems

  • 1
ID Problem Show tags Hide tags AC / Tried Difficulty
9220 P5089   [eJOI 2018] 元素周期表 0 / 0 7
9221 P5090   [eJOI 2018] 互素树 0 / 0 9
10360 P6225   [eJOI 2019] 异或橙子 1 / 1 6
10373 P6232   [eJOI 2019] 挂架 0 / 0 7
10371 P6233   [eJOI 2019] Awesome Arrowland Adventure 7 / 18 7
10375 P6234   [eJOI 2019] T形覆盖 0 / 0 8
10377 P6235   [eJOI 2019] 矩形染色 0 / 0 8
10380 P6241   [eJOI 2019] 塔 0 / 0 7
10403 P6273   [eJOI 2017] 魔法 0 / 0 6
10405 P6274   [eJOI 2017] 六 0 / 0 7
10417 P6290   [eJOI 2017] 粒子 0 / 0 7
10422 P6291   [eJOI 2017] 骆驼 0 / 0 8
10437 P6293   [eJOI 2017] 经验 0 / 0 7
10438 P6294   [eJOI 2017] 游戏 0 / 0 7
10441 P6303   [eJOI 2018] AB 串 0 / 0 8
10439 P6304   [eJOI 2018] 山 0 / 0 6
10440 P6305   [eJOI 2018] 循环排序 0 / 0 9
10442 P6313   [eJOI 2018] 护照 0 / 0 9
11368 P7167   [eJOI 2020] Fountain (Day1) 0 / 0 6
11369 P7168   [eJOI 2020] Triangulation (Day1) 0 / 0 7
11366 P7169   [eJOI 2020] Exam (Day1) 0 / 0 7
11367 P7362   [eJOI 2020] XOR Sort (Day2) 0 / 0 8
11370 P7363   [eJOI 2020] Dots and Boxes (Day2) 0 / 0 8
12549 P8165   [eJOI 2021] AddK 0 / 0 6
12550 P8166   [eJOI 2021] Kpart 0 / 0 7
12552 P8167   [eJOI 2021] XCopy 0 / 0 8
12553 P8168   [eJOI 2021] BinSearch 0 / 0 6
12554 P8169   [eJOI 2021] Dungeons 0 / 0 8
12555 P8170   [eJOI 2021] Waterfront 0 / 0 7
14645 P11354   [eJOI 2023] Tree Search 0 / 0 7
14646 P11355   [eJOI 2023] Teleporters 0 / 0 8
14647 P11356   [eJOI 2023] Opening Offices 0 / 0 8
18310 P11357   [eJOI 2023] Square Grid Puzzle 0 / 0 (None)
18311 P11358   [eJOI 2023] Tree Infection 0 / 0 (None)
18312 P11359   [eJOI 2023] Team Building 0 / 0 (None)
17120 P12357   [eJOI 2024] 贸易搭配 / Many Pairs 0 / 0 8
17137 P12358   [eJOI 2024] 奶酪交易 / Cheese 0 / 0 7
17163 P12359   [eJOI 2024] 古迹漫步 / Old Orhei 0 / 0 6
17213 P12360   [eJOI 2024] 足球决斗 / CF Duels 0 / 0 7
17214 P12361   [eJOI 2024] 糖果售卖 / Sweets 0 / 0 7
17242 P12362   [eJOI 2024] 霍拉舞 / Hora 0 / 0 (None)
19261 P13781   [eJOI 2022] Adjacent Pairs 0 / 0 7
19262 P13782   [eJOI 2022] Where Is the Root? 0 / 0 7
19263 P13783   [eJOI 2022] Bounded Spanning Tree 0 / 0 8
19264 P13784   [eJOI 2022] Game With Numbers 0 / 0 7
19265 P13785   [eJOI 2022] Longest Unfriendly Subsequence 0 / 0 8
19266 P13786   [eJOI 2022] LCS of Permutations 0 / 0 9
19465 P13999   [eJOI 2025] Collecting Diamonds 0 / 0 7
19466 P14000   [eJOI 2025] Grid 0 / 0 5
19467 P14001   [eJOI 2025] Prison 0 / 0 8
19468 P14002   [eJOI 2025] Navigation 0 / 0 9
19469 P14003   [eJOI 2025] Reactions 0 / 0 7
19470 P14004   [eJOI 2025] Vacation 0 / 0 7
  • 1

Categories

Lucky

Pick a problem randomly based on the current filter.

  1. Judging Queue
  2. Service Status
  3. Legacy mode
  4. Theme
  2. 蜀ICP备2022005482号-4
  3. Worker 0, 58ms
  4. Powered by Hydro v5.0.0-beta.15 Community