ID 题目 显示标签 隐藏标签 AC / 尝试 难度
11592 ATabc110d   [ABC110D] Factorization 7 / 41 8
11662 ATabc127e   [ABC127E] Cell Distance 5 / 112 9
11690 ATabc132d   [ABC132D] Blue and Red Balls 1 / 1 10
11799 ATabc150e   [ABC150E] Change a Little Bit 1 / 1 10
11805 ATabc151e   [ABC151E] Max-Min Sums 1 / 1 10
11832 ATabc154f   [ABC154F] Many Many Paths 1 / 1 10
11860 ATabc160f   [ABC160F] Distributing Integers 1 / 1 10
11965 ATabc178c   [ABC178C] Ubiquity 1 / 1 10
11981 ATabc180f   [ABC180F] Unbranched 1 / 1 10
12129 ATabc205e   [ABC205E] White and Black Balls 1 / 1 10
12152 ATabc209c   [ABC209C] Not Equal 1 / 1 10
12213 ATabc217f   [ABC217F] Make Pair 1 / 1 10
12214 ATabc217g   [ABC217G] Groups 1 / 1 10
12365 ATabc235g   [ABC235G] Gardens 1 / 1 10
12398 ATabc240g   [ABC240G] Teleporting Takahashi 1 / 1 10
12436 ATabc245h   [ABC245Ex] Product Modulo 2 1 / 2 10
9929 ATabc262e   [ABC262E] Red and Blue Graph 2 / 2 10
9993 ATabc266g   [ABC266G] Yet Another RGB Sequence 1 / 1 10
10008 ATabc268g   [ABC268G] Random Student ID 1 / 1 10
7736 ATabc273g   [ABC273G] Row Column Sums 2 4 / 11 9
706 ATabc281g   [ABC281G] Farthest City 1 / 1 10
7805 ATabc284g   [ABC284G] Only Once 1 / 1 10
7798 ATabc285h   [ABC285Ex] Avoid Square Number 2 / 4 10
7768 ATabc290f   [ABC290F] Maximum Diameter 1 / 1 10
8703 ATagc018e   [AGC018E] Sightseeing Plan 1 / 1 10
8685 ATagc021e   [AGC021E] Ball Eat Chameleons 1 / 1 10
8482 ATagc040f   [AGC040F] Two Pieces 1 / 1 10
8102 ATagc053e   [AGC053E] More Peaks More Fun 1 / 1 10
8103 ATagc053f   [AGC053F] ESPers 3 / 3 10
8096 ATagc054e   [AGC054E] ZigZag Break 1 / 1 10
8085 ATagc056f   [AGC056F] Degree Sequence in DFS Order 1 / 1 10
8078 ATagc057e   [AGC057E] RowCol/ColRow Sort 1 / 1 10
8071 ATagc058d   [AGC058D] Yet Another ABC String 1 / 1 10
8058 ATagc060c   [AGC060C] Large Heap 1 / 1 10
8050 ATagc061a   [AGC061A] Long Shuffle 1 / 1 10
8048 ATagc062e   [AGC062E] Overlap Binary Tree 1 / 1 10
8031 ATagc065d   [AGC065D] Not Intersect 1 / 1 10
8027 ATagc066e   [AGC066E] Sliding Puzzle On Tree 3 / 4 10
8013 ATagc068a   [AGC068A] Circular Distance 1 / 1 10
8016 ATagc068d   [AGC068D] Sum of Hash of Lexmin 1 / 1 10
9492 ATarc068d   [ARC068F] Solitaire 1 / 1 10
9454 ATarc077b   [ABC066D] 11 1 / 3 10
9299 ATarc112e   [ARC112E] Cigar Box 1 / 1 10
9285 ATarc114c   [ARC114C] Sequence Scores 1 / 1 10
9251 ATarc120f   [ARC120F] Wine Thief 1 / 1 10
9227 ATarc124f   [ARC124F] Chance Meeting 1 / 2 10
2502 ATarc133f   [ARC133F] Random Transition 1 / 2 10
173 ATarc145c   [ARC145C] Split and Maximize 1 / 1 10
186 ATarc147d   [ARC147D] Sets Scores 1 / 1 10
133 ATarc155f   [ARC155F] Directable as Desired 2 / 5 10
151 ATarc156b   [ARC156B] Mex on Blackboard 2 / 3 10
154 ATarc157d   [ARC157D] YY Garden 1 / 1 10
234 ATarc160d   [ARC160D] Mahjong 1 / 1 10
223 ATarc162e   [ARC162E] Strange Constraints 1 / 1 10
216 ATarc163d   [ARC163D] Sum of SCC 1 / 1 10
1178 ATarc167c   [ARC167C] MST on Line++ 1 / 1 10
1181 ATarc167f   [ARC167F] Tree Tree Tree 1 / 1 10
1172 ATarc168c   [ARC168C] Swap Characters 1 / 1 10
1159 ATarc171b   [ARC171B] Chmax 14 / 63 7
1162 ATarc171e   [ARC171E] Rookhopper's Tour 1 / 1 10
1225 ATarc172b   [ARC172B] AtCoder Language 2 / 2 10
1223 ATarc173f   [ARC173F] Select and Split 1 / 1 10
1216 ATarc174e   [ARC174E] Existence Counting 1 / 1 10
2545 ATarc176f   [ARC176F] Colorful Star 1 / 1 10
9071 ATfps24a   Snack 2 / 4 10
9072 ATfps24b   Tuple of Integers 2 / 2 10
9073 ATfps24c   Sequence 1 / 3 10
9074 ATfps24d   Sequence 2 1 / 3 10
9078 ATfps24h   Jump 1 / 2 10
9086 ATfps24p   Ball 1 / 3 10
9088 ATfps24r   R - Random Walk 1 / 2 10
9089 ATfps24s   Game 1 / 2 10
489 P1264   G34*【组合数:普通生成函数】水果的組合[HDU2152] 37 / 272 8
490 P1265   G35*【组合数:指数生成函数】水果的排列[HDU1521] 37 / 319 8
502 P1277   *【组合数:普通生成函数】不能组成的最小面值[scy] 29 / 127 7
616 P1501   G36*【组合数:指数生成函数】Blocks[POJ3734] 35 / 77 4
3677 P4012   [CEOI 2010] pin (day2) 4 / 7 10
4692 P5027   *【组合数:普通生成函数】[CEOI 2004] Sweets 4 / 8 10
4693 P5028   G36*【组合数:指数生成函数】食物 16 / 49 6
5099 P5434   [WC2014] 时空穿梭 1 / 2 10
6116 P6451   [CERC2015] Frightful Formula 2 / 2 10
412 lg1313   [NOIP 2011 提高组] 计算系数 44 / 157 6
3521 lg1641   *【组合数:综合计算】[SCOI2010] 生成字符串 9 / 40 7
2864 lg2290   【Prüfer序列】[HNOI2004] 树的计数 7 / 18 8
2732 lg2476   [SCOI2008] 着色方案 13 / 20 5
3639 lg2481   【数位DP】[SDOI2010] 代码拍卖会 6 / 53 9
3967 lg2523   [HAOI2011] Problem c 1 / 1 10
3776 lg2606   [ZJOI2010] 排列计数 1 / 1 10
4482 lg2612   [ZJOI2012] 波浪 1 / 3 10
749 lg2822   [NOIP 2016 提高组] 组合数问题 30 / 173 8
2661 lg3197   【快速幂】[HNOI2008] 越狱 43 / 84 3
4004 lg3214   *【容斥原理】[HNOI2011] 卡农 1 / 1 10
4394 lg3223   [HNOI2012] 排队 1 / 2 10
4807 lg3228   [HNOI2013] 数列 5 / 12 9
4794 lg3301   【中国剩余定理 CRT 组合数学 容斥原理】[SDOI2013] 方程 1 / 1 10
3892 lg3330   [ZJOI2011] 看电影 1 / 3 10
4880 lg3336   [ZJOI2013] 话旧 1 / 1 10
6182 lg4071   [SDOI2016] 排列计数 28 / 197 8
4330 lg4222   [CQOI2012] 编号 1 / 1 10
518 lg4492   [HAOI2018] 苹果树 15 / 75 7

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