ID Problem Show tags Hide tags AC / Tried Difficulty
14973 P14928   [北大集训 2025] 深红 0 / 0 9
14974 P14929   [北大集训 2025] 小丑大师的荣耀 0 / 0 8
14975 P14930   [北大集训 2025] 奇迹 0 / 0 8
14976 P14931   [北大集训 2025] 无题 0 / 0 8
14977 P14932   [北大集训 2025] 复读机 0 / 0 9
14978 P14933   [北大集训 2025] 解开尘封的序列 0 / 0 9
15126 P15085   [UOI 2025 II Stage] Family 0 / 0 1
15127 P15086   [UOI 2025 II Stage] A+B=C 0 / 0 3
15128 P15087   [UOI 2025 II Stage] Area of the Cake 0 / 0 5
15129 P15088   [UOI 2025 II Stage] Digital Game 0 / 0 8
15130 P15089   [UOI 2025 II Stage] OldPost --- NewPost 0 / 0 7
15131 P15090   [UOI 2025 II Stage] Movies 0 / 0 1
15132 P15091   [UOI 2025 II Stage] Catamarans 0 / 0 3
15133 P15092   [UOI 2025 II Stage] Diagonal Numbers 0 / 0 6
15134 P15093   [UOI 2025 II Stage] Odd Rows 0 / 0 7
15135 P15094   [UOI 2025 II Stage] Three Queries 0 / 0 8
15139 P15095   [ICPC 2025 LAC] Ananna 0 / 0 6
15140 P15096   [ICPC 2025 LAC] Brazilian FootXOR 0 / 0 7
15141 P15097   [ICPC 2025 LAC] Coatless in Yakutsk 0 / 0 3
15142 P15098   [ICPC 2025 LAC] Dangerous City 0 / 0 6
15143 P15099   [ICPC 2025 LAC] Exciting Business Opportunities 0 / 0 8
15144 P15100   [ICPC 2025 LAC] Festival Signs 0 / 0 8
15145 P15101   [ICPC 2025 LAC] Game of Pieces 0 / 0 6
15146 P15102   [ICPC 2025 LAC] Horrible Restaurants 0 / 0 8
15147 P15103   [ICPC 2025 LAC] Infinite Arrays 0 / 0 7
15148 P15104   [ICPC 2025 LAC] Just Look Up 0 / 0 8
15149 P15105   [ICPC 2025 LAC] Keep Fighting 0 / 0 6
15150 P15106   [ICPC 2025 LAC] LED Counter 0 / 0 5
15191 P15135   [SWERC 2025] Adjusting Drones 0 / 0 6
15192 P15136   [SWERC 2025] Billion Players Game 0 / 0 6
15193 P15137   [SWERC 2025] Chamber of Secrets 2 0 / 0 5
15194 P15138   [SWERC 2025] Dungeon Equilibrium 0 / 0 3
15195 P15139   [SWERC 2025] Expansion Plan 2 0 / 0 3
15196 P15140   [SWERC 2025] Factory Table 0 / 0 3
15197 P15141   [SWERC 2025] Git Gud 0 / 0 7
15198 P15142   [SWERC 2025] Hyper Smawk Bros 0 / 0 9
15199 P15143   [SWERC 2025] Isaac's Queries 0 / 0 8
15200 P15144   [SWERC 2025] Jewels Building 0 / 0 5
15201 P15145   [SWERC 2025] Keygen 3 0 / 0 8
15202 P15146   [SWERC 2025] LFS 0 / 0 8
15187 P15207   [NWERC 2025] Arcade Crane 0 / 0 (None)
15188 P15208   [NWERC 2025] Bisecting Bargain 0 / 0 (None)
15189 P15209   [NWERC 2025] Canal Crossing 0 / 0 (None)
15190 P15210   [NWERC 2025] Dreamcatcher 0 / 0 (None)
15203 P15211   [NWERC 2025] Erratic Lights 0 / 0 (None)
15205 P15212   [NWERC 2025] Group Photo 0 / 0 (None)
15206 P15213   [NWERC 2025] Hasty Haul【未配置通信题】 0 / 0 (None)
15207 P15214   [NWERC 2025] Illuminated Stalls 0 / 0 6
15208 P15215   [NWERC 2025] Juggling Keys 0 / 0 6
15209 P15216   [NWERC 2025] KIT Finding 0 / 0 5
15210 P15217   [NWERC 2025] Last Christmas 0 / 0 3
15289 P15236   [NHSPC 2025] 括號問題 0 / 0 3
15290 P15237   [NHSPC 2025] 郵局 0 / 0 7
15291 P15238   [NHSPC 2025] 電動車充電規劃問題 0 / 0 6
15292 P15239   [NHSPC 2025] Chomp! 0 / 0 7
15293 P15240   [NHSPC 2025] 解碼密鑰 0 / 0 5
15294 P15241   [NHSPC 2025] 資料中心 0 / 0 8
15295 P15242   [NHSPC 2025] 神聖的連線儀式 0 / 0 9
15296 P15243   [NHSPC 2025] 融合圖的直徑 0 / 0 7
15297 P15244   [NHSPC 2025] 彩色遊行 0 / 0 8
15318 P15276   [MCO 2025] Long Binary String 0 / 0 5
15319 P15277   [MCO 2025] Rectangle Connections 0 / 0 6
15320 P15278   [MCO 2025] Subsequence 0 / 0 7
15321 P15279   [MCO 2025] GCD Equality 0 / 0 7
15345 P15307   [VKOSHP 2025] Eye Color 0 / 0 3
15346 P15308   [VKOSHP 2025] Big World Politics 0 / 0 7
15347 P15309   [VKOSHP 2025] Puzzle 0 / 0 3
15348 P15310   [VKOSHP 2025] New Balls 0 / 0 6
15349 P15311   [VKOSHP 2025] Array Depletion 0 / 0 3
15350 P15312   [VKOSHP 2025] Fibonacci Chocolates 0 / 0 8
15351 P15313   [VKOSHP 2025] Magic Ritual 0 / 0 5
15352 P15314   [VKOSHP 2025] Beaver Dam 0 / 0 7
15353 P15315   [VKOSHP 2025] Predicting a Position 0 / 0 8
15354 P15316   [VKOSHP 2025] Strange Sum 0 / 0 8
15355 P15317   [VKOSHP 2025] Two Skew Roads 0 / 0 6
15356 P15318   [VKOSHP 2025] System of Equations with XOR 0 / 0 7
15357 P15319   [VKOSHP 2025] Mathematical Calendar 0 / 0 3
15358 P15328   [GCPC 2025] Around the Table 0 / 0 3
15359 P15329   [GCPC 2025] Bustling Busride 0 / 0 7
15360 P15330   [GCPC 2025] Congklak 0 / 0 7
15361 P15331   [GCPC 2025] Demand for Cycling 0 / 0 3
15362 P15332   [GCPC 2025] Engineering Excellence 0 / 0 8
15363 P15333   [GCPC 2025] Fair and Square 0 / 0 5
15364 P15334   [GCPC 2025] Generating Cool Passwords Company 0 / 0 3
15365 P15335   [GCPC 2025] Happy Hookup 0 / 0 3
15366 P15336   [GCPC 2025] Island Urbanism 0 / 0 8
15367 P15337   [GCPC 2025] Jumbled Packets 0 / 0 6
15368 P15338   [GCPC 2025] Karlsruhe Skyline 0 / 0 5
15369 P15339   [GCPC 2025] Labour Laws 0 / 0 1
15370 P15340   [GCPC 2025] Mex Hex 0 / 0 6
15371 P15345   [TOIP 2025] 連序 0 / 0 3
15372 P15346   [TOIP 2025] 煎餅攤 0 / 0 6
15373 P15347   [TOIP 2025] 疊加最大值 0 / 0 5
15374 P15348   [TOIP 2025] 同色樓梯和雙色樓梯 0 / 0 7
15375 P15349   [TOIP 2025] 巡視農場 0 / 0 7
14550 P15374   树上睡觉 / sleep 0 / 0 9
14896 P15393   不稳定金属锭 / powerbreak 0 / 0 8
14895 P15397   浙江旅行团 / hangzhou 0 / 0 9
14886 P15398   前缀和与差分 / coprime 0 / 0 8
15204 P15428   [NWERC 2025] Fair Share 0 / 0 3

Categories

Lucky

Pick a problem randomly based on the current filter.