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ACM训练题解报告

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全部文章（共858篇）

第十二届湖南省赛 A - 2016 （数学，同余转换）

给出正整数 n 和 m，统计满足以下条件的正整数对 (a,b) 的数量： 1. 1≤a≤n,1≤b≤m; 2. a×b 是 2016 的倍数。 Input ...

2019-04-09

0 421

第十二届湖南省赛 A - 2016 （数学，同余转换）

给出正整数 n 和 m，统计满足以下条件的正整数对 (a,b) 的数量： 1. 1≤a≤n,1≤b≤m; 2. a×b 是 2016 的倍数。 Input ...

2019-04-09

0 557

Consecutive Subsequence CodeForces - 977F （map优化DP）·

You are given an integer array of length nn. You have to choose some subsequence of this array of maximum length such that this subsequence forms a i...

2019-04-08

0 380

Consecutive Subsequence CodeForces - 977F （map优化DP）·

You are given an integer array of length nn. You have to choose some subsequence of this array of maximum length such that this subsequence forms a i...

2019-04-08

0 0

Less or Equal CodeForces - 977C （sort+细节）

You are given a sequence of integers of length nn and integer number kk. You should print any integer number xx in the range of [1;109][1;109] (i.e. 1...

2019-04-07

0 294

Less or Equal CodeForces - 977C （sort+细节）

You are given a sequence of integers of length nn and integer number kk. You should print any integer number xx in the range of [1;109][1;109] (i.e. 1...

2019-04-07

0 484

Divide by three, multiply by two CodeForces - 977D （思维排序）

Polycarp likes to play with numbers. He takes some integer number xx, writes it down on the board, and then performs with it n−1n−1 operations of the ...

2019-04-07

0 458

Divide by three, multiply by two CodeForces - 977D （思维排序）

Polycarp likes to play with numbers. He takes some integer number xx, writes it down on the board, and then performs with it n−1n−1 operations of the ...

2019-04-07

0 391

Rikka with Subset HDU - 6092 （DP+组合数）

As we know, Rikka is poor at math. Yuta is worrying about this situation, so he gives Rikka some math tasks to practice. There is one of them: Yut...

2019-04-07

0 409

Rikka with Subset HDU - 6092 （DP+组合数）

As we know, Rikka is poor at math. Yuta is worrying about this situation, so he gives Rikka some math tasks to practice. There is one of them: Yut...

2019-04-07

0 580