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TA的专栏 16篇文章 0人订阅

ACM训练题解报告

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全部文章（共858篇）

Can you answer these queries V SPOJ - GSS5 （分类讨论+线段树维护区间最大子段和）

recursion有一个整数序列a[n]。现在recursion有m次询问，每次她想知道Max { A[i]+A[i+1]+...+A[j] ; x1 <= i <= y1 , x2 <= j <= y2 , x1 <= x2 , y1 <= y2 }。这么简单的...

2019-09-02

0 336

Can you answer these queries V SPOJ - GSS5 （分类讨论+线段树维护区间最大子段和）

recursion有一个整数序列a[n]。现在recursion有m次询问，每次她想知道Max { A[i]+A[i+1]+...+A[j] ; x1 <= i <= y1 , x2 <= j <= y2 , x1 <= x2 , y1 <= y2 }。这么简单的...

2019-09-02

0 356

Can you answer these queries I SPOJ - GSS1 （线段树维护区间连续最大值/最大连续子段和）

You are given a sequence A[1], A[2], ..., A[N] . ( |A[i]| ≤ 15007 , 1 ≤ N ≤ 50000 ). A query is defined as follows: Query(x,y) = Max { a[i]+a[i+1]+......

2019-08-31

0 416

Can you answer these queries I SPOJ - GSS1 （线段树维护区间连续最大值/最大连续子段和）

You are given a sequence A[1], A[2], ..., A[N] . ( |A[i]| ≤ 15007 , 1 ≤ N ≤ 50000 ). A query is defined as follows: Query(x,y) = Max { a[i]+a[i+1]+......

2019-08-31

0 359

Naming Company CodeForces - 794C （博弈，构造）

Oleg the client and Igor the analyst are good friends. However, sometimes they argue over little things. Recently, they started a new company, but the...

2019-08-30

0 406

Naming Company CodeForces - 794C （博弈，构造）

Oleg the client and Igor the analyst are good friends. However, sometimes they argue over little things. Recently, they started a new company, but the...

2019-08-30

0 416

Rectangle Puzzle CodeForces - 281C （几何）

You are given two rectangles on a plane. The centers of both rectangles are located in the origin of coordinates (meaning the center of the rectangle'...

2019-08-30

0 626

Rectangle Puzzle CodeForces - 281C （几何）

You are given two rectangles on a plane. The centers of both rectangles are located in the origin of coordinates (meaning the center of the rectangle'...

2019-08-30

0 746

Maximum Xor Secondary CodeForces - 281D （单调栈）

Bike loves looking for the second maximum element in the sequence. The second maximum element in the sequence of distinct numbers x1, x2, ..., xk (k &...

2019-08-30

0 301

Maximum Xor Secondary CodeForces - 281D （单调栈）

Bike loves looking for the second maximum element in the sequence. The second maximum element in the sequence of distinct numbers x1, x2, ..., xk (k &...

2019-08-30

0 447