ID 题目 显示标签 隐藏标签 AC / 尝试 难度
11920 P12734   [GCJ 2020 #2] Emacs++ 1 / 1 9
11949 P12763   传送门 1 / 1 5
11950 P12764   景区建设 1 / 1 4
11989 P12803   量子弹弓 1 / 1 4
11991 P12805   统计强连通 1 / 1 8
11993 P12807   一个更无聊的游戏 1 / 1 7
12009 P12823   钥匙迷宫 1 / 1 7
12026 P12840   情报污染 1 / 1 10
12029 P12843   最遥远的路 1 / 1 9
12030 P12844   不最近的路 1 / 1 7
12033 P12847   最自律的松鼠 1 / 1 5
12038 P12852   最好的位置 1 / 1 4
12044 P12858   简单的图 1 / 2 8
12047 P12861   三角剖分 1 / 1 8
12048 P12862   老猫下山 1 / 1 8
12050 P12864   阿斯蒂芬 1 / 1 6
12053 P12867   Submission 1 / 1 8
12063 P12877   Worst Problem Of All Time 1 / 1 9
12067 P12881   [COI 2025] 贪腐 1 / 7 9
12068 P12882   [COI 2025] 象掌兽 1 / 1 9
12070 P12884   [COI 2020] Pastiri 1 / 3 6
12077 P12891   【NOIP Round #7】黑白棋子 11 / 45 9
12081 P12895   [AGC001F] Wide Swap 1 / 1 9
12083 P12897   [AGC002D] Stamp Rally 1 / 1 6
12088 P12903   [AGC003F] Fraction of Fractal 1 / 1 8
12087 P12904   [AGC004F] Namori 1 / 2 8
12090 P12906   [AGC005E] Sugigma: The Showdown 1 / 3 8
12091 P12907   [AGC005F] Many Easy Problems 1 / 1 9
12095 P12911   [AGC006F] Blackout 1 / 1 8
12100 P12916   [AGC008E] Next or Nextnext 1 / 1 8
12101 P12917   [AGC008F] Black Radius 1 / 1 9
12107 P12923   [AGC010E] Rearranging 1 / 3 8
12112 P12928   [AGC012D] Colorful Balls 1 / 1 7
12118 P12934   [AGC013F] Two Faced Cards 1 / 1 9
12119 P12935   [AGC014D] Black and White Tree 1 / 1 6
12120 P12936   [AGC014E] Blue and Red Tree 1 / 1 8
12125 P12941   [AGC016D] XOR Replace 1 / 1 7
12130 P12946   [AGC017E] Jigsaw 1 / 1 7
12133 P12949   [AGC018D] Tree and Hamilton Path 1 / 1 7
12135 P12951   [AGC018F] Two Trees 1 / 1 8
12151 P12967   [AGC024D] Isomorphism Freak 1 / 1 6
12154 P12970   [AGC025D] Choosing Points 1 / 1 7
12155 P12971   [AGC025E] Walking on a Tree 1 / 1 8
12161 P12977   [AGC027F] Grafting 1 / 1 9
12167 P12983   [AGC028F2] Reachable Cells 1 / 2 10
12168 P12984   [AGC029E] Wandering TKHS 1 / 1 8
12169 P12985   [AGC029F] Construction of a tree 1 / 2 8
12174 P12990   [AGC031C] Differ by 1 Bit 1 / 1 6
12177 P12993   [AGC031F] Walk on Graph 1 / 1 9
12178 P12994   [AGC032C] Three Circuits 1 / 1 6
12184 P13000   [AGC033F] Adding Edges 1 / 1 9
12189 P13005   [AGC035C] Skolem XOR Tree 1 / 1 6
12191 P13007   [AGC035E] Develop 1 / 1 8
12193 P13009   [AGC036D] Negative Cycle 1 / 1 8
12196 P13012   [AGC037D] Sorting a Grid 1 / 1 7
12200 P13016   [AGC038D] Unique Path 1 / 1 6
12202 P13018   [AGC038F] Two Permutations 1 / 2 9
12205 P13021   [AGC039E] Pairing Points 1 / 1 9
12212 P13028   [AGC041E] Balancing Network 1 / 1 7
12214 P13030   [AGC043C] Giant Graph 1 / 1 9
12219 P13035   造桥与砍树 2 / 2 6
12220 P13036   矩形区域计数 2 / 2 8
12227 P13043   [AGC045E] Fragile Balls 1 / 1 9
12231 P13047   [AGC046F] Forbidden Tournament 1 / 1 9
12233 P13049   [AGC047D] Twin Binary Trees 1 / 1 8
12234 P13050   [AGC047F] Rooks 1 / 1 10
12241 P13057   [AGC052B] Tree Edges XOR 1 / 2 6
12245 P13061   [AGC052F] Tree Vertices XOR 1 / 1 9
12258 P13074   [AGC056C] 01 Balanced 1 / 1 6
12266 P13082   [AGC058C] Planar Tree 1 / 1 6
12270 P13086   [AGC059C] Guessing Permutation for as Long as Possible 1 / 1 7
12272 P13088   [AGC059E] Grid 3-coloring 1 / 1 9
12276 P13092   [AGC060E] Number of Cycles 1 / 1 10
12277 P13093   [AGC060F] Spanning Trees of Interval Graph 1 / 1 10
12278 P13094   [AGC061B] Summation By Construction 1 / 1 8
12286 P13102   [AGC062F] Preserve Distinct 1 / 1 10
12293 P13109   [AGC064E] Cross Sum Construction 1 / 1 10
12296 P13112   [AGC065F] Always Perfect 1 / 1 10
12301 P13117   [AGC066E] Sliding Puzzle On Tree 1 / 1 10
12306 P13122   [AGC067E] Biconnected Graph 1 / 1 10
12308 P13124   [AGC068B] 01 Graph Construction 1 / 2 6
12309 P13125   [AGC068C] Ball Redistribution 1 / 1 7
12312 P13128   [ARC062F] AtCoDeer 1 / 1 8
12316 P13132   [ARC080F] Prime Flip 1 / 1 7
12317 P13133   [ARC083F] Collecting Balls 1 / 1 8
12320 P13136   [ARC087F] Squirrel Migration 1 / 1 8
12324 P13140   [ARC098F] Donation 1 / 1 8
12326 P13142   [ARC107F] Sum of Abs 1 / 1 8
12327 P13143   [ARC108F] Paint Tree 1 / 1 8
12333 P13149   [ARC115F] Migration 1 / 1 9
12338 P13154   [ARC122F] Domination 1 / 1 9
12349 P13165   [ARC133F] Random Transition 1 / 2 10
12366 P13183   [ARC152F] Attraction on Tree 1 / 1 9
12367 P13184   [ARC153F] Tri-Colored Paths 1 / 1 8
12369 P13186   [ARC155F] Directable as Desired 1 / 1 9
12370 P13187   [ARC156F] Make Same Set 1 / 2 9
12373 P13190   [ARC160F] Count Sorted Arrays 1 / 1 9
12374 P13191   [ARC161F] Everywhere is Sparser than Whole (Judge) 1 / 4 9
12381 P13198   [ARC170F] Edge Deletion 2 1 / 1 9
12383 P13200   [ARC172F] Walking 1 / 1 8

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