ID 题目 显示标签 隐藏标签 AC / 尝试 难度
12740 P13550   [ABC435G] Domino Arrangement 2 / 6 9
12749 P13551   [TJOI2018]游园会 11 / 19 7
12750 P13552   [SDOI/SXOI2022]小N的独立集 10 / 36 8
12761 P13561   [ICPC 2023 Yokohama R] Ferris Wheel 1 / 1 8
12763 P13563   [ICPC 2025 Yokohama R] Minimizing Wildlife Damage 1 / 1 8
12765 P13565   [ICPC 2019 Yokohama R] Wall Painting 1 / 1 7
12766 P13566   [ICPC 2020 Yokohama R] Solar Car 1 / 1 9
12767 P13567   [ICPC 2021 Yokohama R] Reversible Compression 1 / 1 7
12768 P13568   [ICPC 2022 Yokohama R] New Year Festival 1 / 1 8
12770 P13570   [ICPC 2022 Yokohama R] Make a Loop 1 / 2 5
12772 P13572   [ICPC 2023 Yokohama R] Task Assignment to Two Employees 1 / 1 8
12774 P13574   [ICPC 2024 Yokohama R] Peculiar Protocol 1 / 1 7
12777 P13577   [ICPC 2021 Seoul R] Security System 1 / 1 9
12780 P13580   [ICPC 2022 Seoul R] Castle Design 1 / 3 8
12786 P13586   [ICPC 2023 Seoul R] Tandem Copy 1 / 1 8
12789 P13589   [ICPC 2024 Seoul R] Palindromic Length 1 / 1 8
12790 P13590   [ICPC 2024 Seoul R] Protecting Kingdom 1 / 1 8
12791 P13591   [ICPC 2024 Seoul R] Square Stamping 1 / 1 7
12792 P13592   [ICPC 2025 Seoul R] CPEquivalence 1 / 1 8
12797 P13597   [ICPC 2024 APC] Bánh Bò 1 / 1 8
12801 P13601   [ICPC 2024 APC] Zig-zag 1 / 1 10
12805 P13605   [ICPC 2025 APC]Hold the Star 1 / 1 8
12808 P13608   [KOI 2025 #2] 庆典 1 / 2 10
12817 P13617   [ARC182C] Sum of Number of Divisors of Product 1 / 1 7
12820 P13620   [ARC179D] Portable Gate 1 / 1 8
12821 P13621   [ARC100F] Colorful Sequences 2 / 2 9
12822 P13622   Honorable Mention (open cup) 1 / 1 10
12825 P13623   [ARC178D] Delete Range Mex 1 / 1 7
12826 P13624   [ARC177E] Wrong Scoreboard 1 / 2 8
12827 P13625   [ARC177D] Earthquakes 1 / 1 8
12828 P13626   [ARC176D] Swap Permutation 1 / 1 8
12835 P13633   [ARC170E] BDFS 1 / 1 8
12836 P13634   [ARC168E] Subsegments with Large Sums 1 / 1 8
12837 P13635   [ARC168E] Subsegments with Large Sums 1 / 1 9
12842 P13640   [ARC164E] Segment-Tree Optimization 1 / 1 8
12843 P13641   [ARC163D] Sum of SCC 1 / 1 8
12844 P13642   [ARC162F] Montage 1 / 1 9
12845 P13643   [ARC162D] Smallest Vertices 1 / 1 7
12846 P13644   [ARC162E] Strange Constraints 1 / 1 8
12848 P13646   [ARC160D] Mahjong 1 / 1 7
12849 P13647   [ARC159F] Good Division 1 / 3 10
12850 P13648   [ARC158E] All Pair Shortest Paths 1 / 1 8
12852 P13650   [ARC157E] XXYX Binary Tree 1 / 2 7
12854 P13652   [ARC156D] Xor Sum 5 1 / 1 7
12855 P13653   [ARC155D] Avoid Coprime Game 1 / 1 9
12856 P13654   [ARC153D] Sum of Sum of Digits 1 / 1 8
12863 P13661   [ARC147E] Examination 1 / 1 7
12864 P13662   [ARC146E] Simple Speed 1 / 1 8
12866 P13664   [ARC146C] Even XOR 1 / 1 6
12873 P13671   [ARC140D] One to One 1 / 1 7
12874 P13672   [ARC139D] Priority Queue 2 1 / 2 6
12875 P13673   [ARC139E] Wazir 1 / 1 8
12882 P13680   [ARC128D] Neq Neq 1 / 1 7
12883 P13681   [ARC127E] Priority Queue 1 / 1 7
12887 P13685   [ARC124E] Pass to Next 1 / 1 8
12892 P13690   [ARC121F] Logical Operations on Tree 1 / 1 7
12893 P13691   [ARC120E] 1D Party 1 / 1 7
12897 P13695   [ARC119F] AtCoder Express 3 1 / 1 8
12899 P13697   [ARC118E] Avoid Permutations 1 / 1 8
12900 P13698   [ARC117E] Zero-Sum Ranges 2 1 / 1 8
12902 P13700   [ARC114D] Moving Pieces on Line 1 / 1 6
12903 P13701   CF506E E. Mr. Kitayuta's Gift 2 / 3 10
12905 P13703   [ARC112E] Cigar Box 1 / 1 7
12906 P13704   [ARC111F] Do you like query 1 / 1 9
12913 P13711   [ARC104F] Visibility Sequence 1 / 1 8
12914 P13712   [ARC104E] Random LIS 1 / 1 8
12917 P13715   [ARC101F] Robots and Exits 1 / 4 8
12918 P13716   [ARC100F] Colorful Sequences 1 / 1 8
12921 P13719   [ARC097F] Monochrome Cat 1 / 1 8
12922 P13720   [ARC096F] Sweet Alchemy 1 / 1 8
12923 P13721   [ARC096E] Everything on It 1 / 1 8
12931 P13729   [ARC085F] NRE 1 / 1 7
12933 P13731   [ARC081F] Flip and Rectangles 1 / 1 6
12934 P13732   [ARC079F] Namori Grundy 1 / 1 7
12935 P13733   [ARC078F] Mole and Abandoned Mine 1 / 1 7
12937 P13735   [ARC074E] RGB Sequence 1 / 2 6
12938 P13736   [ARC073F] Many Moves 1 / 1 7
12940 P13738   [ARC072F] Dam 1 / 1 8
12941 P13739   [ARC072E] Alice in linear land 1 / 1 6
12942 P13740   [ARC070E] NarrowRectangles 1 / 1 7
12944 P13742   [ARC068F] Solitaire 1 / 1 6
12947 P13745   [ARC067E] Grouping 1 / 1 6
12948 P13746   [ARC066E] Addition and Subtraction Hard 1 / 3 4
12949 P13747   [ARC065F] シャッフル 1 / 1 6
12950 P13748   [ARC065E] へんなコンパス 1 / 1 6
12953 P13751   [2019 KAIST RUN Fall] Parklife 1 / 1 8
12958 P13756   [POI 2025/2026 #1] 表达式 1 / 5 3
12960 P13758   排列 1 / 1 9
12961 P13759   [2019年备战北大冬令营]王队的Tree 1 / 3 9
12964 P13762   [2019年备战北大冬令营[YMDragon]number 1 / 1 8
12965 P13763   [2019年备战北大冬令营]举重 1 / 3 7
12976 P13768   [2019年备战北大冬令营]复读机 1 / 1 9
12980 P13772   修改权值 1 / 2 6
12970 P13774   CF1863F Divide, XOR, and Conquer 1 / 2 8
12971 P13775   【PR #16】Matrix Game 7 / 18 5
12968 P13780   QOJ 7605 Yet Another Mex Problem 2 / 2 10
12983 P13782   [2024年山东第二轮集训]粉兔的牛拉(ramen) 1 / 1 8
12984 P13783   [2024年山东第二轮集训]粉兔的ddl(ddl) 1 / 1 9
12985 P13784   [2024年山东第二轮集训]粉兔的KFC(kfc) 1 / 1 8
12991 P13790   [keyence2021]Keyence Repetition 1 / 3 9

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