ID 题目 显示标签 隐藏标签 AC / 尝试 难度
12043 P12857   碗窑尽空 1 / 1 9
12054 P12868   Multiple and Factor 1 / 1 7
12056 P12870   Stocks Trading 2 / 9 8
12067 P12881   [COI 2025] 贪腐 1 / 7 9
12081 P12895   [AGC001F] Wide Swap 1 / 1 9
12083 P12897   [AGC002D] Stamp Rally 1 / 1 6
12086 P12902   [AGC003E] Sequential operations on Sequence 1 / 1 8
12088 P12903   [AGC003F] Fraction of Fractal 1 / 1 8
12096 P12912   [AGC007C] Pushing Balls 1 / 1 7
12103 P12919   [AGC009D] Uninity 1 / 1 7
12111 P12927   [AGC012C] Tautonym Puzzle 1 / 2 6
12148 P12964   [AGC023D] Go Home 1 / 1 6
12157 P12973   [AGC026D] Histogram Coloring 1 / 1 8
12158 P12974   [AGC026E] Synchronized Subsequence 1 / 1 8
12166 P12982   [AGC028F] Reachable Cells 1 / 1 10
12174 P12990   [AGC031C] Differ by 1 Bit 1 / 1 6
12213 P13029   [AGC041F] Histogram Rooks 1 / 1 10
12262 P13078   [AGC057C] Increment or Xor 1 / 3 9
12291 P13107   [AGC064C] Erase and Divide Game 1 / 1 9
12294 P13110   [AGC064F] No Permutations 1 / 1 10
12314 P13130   [ARC066F] Contest with Drinks Hard 1 / 1 9
12315 P13131   [ARC077F] SS 1 / 1 8
12339 P13155   [ARC123F] Insert Addition 1 / 2 9
12340 P13156   [ARC124F] Chance Meeting 1 / 1 9
12349 P13165   [ARC133F] Random Transition 1 / 2 10
12351 P13167   [ARC135F] Delete 1, 4, 7, ... 1 / 2 8
12353 P13169   [ARC137F] Overlaps 1 / 1 10
12354 P13170   [ARC138F] KD Tree 1 / 1 9
12361 P13178   [ARC146F] Simple Solitaire 1 / 2 10
12364 P13181   [ARC150F] Constant Sum Subsequence 1 / 1 9
12372 P13189   [ARC158F] Random Radix Sort 1 / 1 9
12378 P13195   [ARC167F] Tree Tree Tree 1 / 1 9
12390 P13207   [ARC178F] Long Sequence Inversion 1 / 1 9
12392 P13209   [ARC180F] Yet Another Expected Value 1 / 1 9
12397 P13214   [ARC183F] Sum of Minimum Distance 1 / 1 9
12415 P13232   [ARC159E] Difference Sum Query 1 / 1 8
12422 P13239   [ARC178E] Serval Survival 1 / 2 9
12435 P13252   [集训队互测 2022day4]基础图论练习题 1 / 3 10
12436 P13253   [集训队互测 2022day4]机器 1 / 1 10
12438 P13255   [集训队互测 2022day5]Speike & Tom 1 / 1 10
12444 P13261   [集训队互测 2022day7]djq 学生物 1 / 1 10
12445 P13262   [集训队互测 2022day7]完全表示 1 / 1 10
12452 P13269   [集训队互测 2022day9]海胆 1 / 1 10
12456 P13273   [集训队互测 2022day11]Tree 1 / 2 8
12478 P13294   [2025年队测]树上集合合并 2 / 2 9
12485 P13301   排序 2 / 23 9
12492 P13308   [2025年队测]磷星之章 1 / 1 9
12503 P13319   [2025年队测]棒棒牛轧糖 1 / 6 8
12507 P13323   [2025 集训队互测 R1]携春同行 1 / 2 10
12536 P13352   [ABC213H] Stroll 1 / 2 8
12547 P13363   [ABC220H] Security Camera 1 / 1 8
12554 P13370   [ABC225H] Social Distance 2 1 / 2 9
12561 P13377   [ABC230H] Bullion 1 / 2 10
12565 P13381   [ABC232H] King's Tour 1 / 2 8
12580 P13396   [ABC244Ex] Linear Maximization 1 / 2 8
12585 P13401   [ABC248Ex] Beautiful Subsequences 2 / 2 8
12590 P13406    [ABC252Ex] K-th beautiful Necklace 2 / 2 8
12600 P13416   [ABC260Ex] Colorfulness 2 / 2 9
12608 P13424   [ABC266Ex] Snuke Panic (2D) 2 / 3 8
12610 P13426   [ABC267Ex] Odd Sum 2 / 2 7
12612 P13428   [ABC269Ex] Antichain 2 / 2 9
12615 P13431   [ABC272Ex] Flipping Coins 2 2 / 2 9
12616 P13432   [ABC273Ex] Inv(0,1)ving 2 / 2 9
12619 P13435   [ABC275Ex] Monster 2 / 2 9
12626 P13442   [ABC281Ex] Alchemy 2 / 2 9
12636 P13443   [ABC282Ex] Min + Sum 2 / 3 7
12637 P13444   [ABC283Ex] Popcount Sum 2 / 2 7
12650 P13466   [ABC304G] Max of Medians 2 / 2 9
12663 P13479   [ABC315Ex] Typical Convolution Problem 2 / 2 8
12685 P13501   [ABC348G] Max (Sum - Max) 2 / 2 8
12690 P13506   [ABC355G] Baseball 2 / 2 9
12691 P13507   [ABC357G] Stair-like Grid 2 / 3 9
12693 P13509   [ABC363G] Dynamic Scheduling 1 / 3 10
12714 P13530   [2025年队测]三无 1 / 1 9
12759 P13559   [ICPC 2022 Yokohama R] Quiz Contest 1 / 1 9
12784 P13584   [ICPC 2023 Seoul R] Apricot Seeds 1 / 3 9
12788 P13588   [ICPC 2024 Seoul R] Ladder Update 1 / 1 9
12795 P13595   [ICPC 2025 Seoul R] Mex Culpa 1 / 2 9
12801 P13601   [ICPC 2024 APC] Zig-zag 1 / 1 10
12809 P13609   [KOI 2025 #2] 序列与查询 1 / 1 9
12810 P13610   [ICPC 2023 Tehran R] Jackson House 1 / 2 7
12818 P13618   [ARC180D] Division into 3 1 / 1 9
12822 P13622   Honorable Mention (open cup) 1 / 1 10
12827 P13625   [ARC177D] Earthquakes 1 / 1 8
12839 P13637   [ARC165F] Make Adjacent 1 / 2 9
12849 P13647   [ARC159F] Good Division 1 / 3 10
12850 P13648   [ARC158E] All Pair Shortest Paths 1 / 1 8
12876 P13674   [ARC138D] Differ by K bits 1 / 1 6
12882 P13680   [ARC128D] Neq Neq 1 / 1 7
12884 P13682   [ARC127D] Sum of Min of Xor 1 / 1 7
12952 P13750   [2019 KAIST RUN Fall] Wind of Change 1 / 1 10
12967 P13765   [2019年备战北大冬令营]复杂度 1 / 1 9
12973 P13777   【PR #16】CD Shuffle 2 / 19 9
12968 P13780   QOJ 7605 Yet Another Mex Problem 2 / 2 10
12988 P13787   [2024年山东第二轮集训]钱不太够 1 / 1 8
12991 P13790   [keyence2021]Keyence Repetition 1 / 3 9
13011 P13810   [cf20117 final]Full Tournament 1 / 1 8
13023 P13822   [wtf2019]Triangular Lamps Hard 1 / 3 8
13028 P13827   [apc001]Simple APSP Problem 1 / 1 6
13043 P13842   [cf2017final]Tree MST 1 / 1 7

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