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/ ACM/ICPC_HDOJ
(共152篇)
2017多校第二场 HDU 6047 Maximum Sequence 线段树或者multiset维护区间最值
Problem Description Steph is extremely obsessed with “sequence problems” that are usually seen on magazines: Given the sequence 11, 23, 30, 35, what ...
2017-07-27
0
341
2017多校第二场 HDU 6053 TrickGCD 容斥,素数,思维
Problem Description You are given an array A , and Zhu wants to know there are how many different array B satisfy the following conditions? 1≤Bi≤...
2017-07-27
0
446
2017多校第一场 HDU 6041 I Curse Myself Tarjan找环+K路归并
Problem Description There is a connected undirected graph with weights on its edges. It is guaranteed that each edge appears in at most one simple cy...
2017-07-27
0
344
2017多校第一场 HDU 6044 Limited Permutation 思维,计数,DFS
Problem Description As to a permutation p1,p2,⋯,pn from 1 to n, it is uncomplicated for each 1≤i≤n to calculate (li,ri) meeting the condition that mi...
2017-07-26
0
347
2017多校第一场 HDU 6038 Function 循环节,脑洞,大思维题
Problem Description You are given a permutation a from 0 to n−1 and a permutation b from 0 to m−1. Define that the domain of function f is the set o...
2017-07-26
0
580
2017多校第一场 HDU 6038 Function 循环节,脑洞,大思维题
Problem Description You are given a permutation a from 0 to n−1 and a permutation b from 0 to m−1. Define that the domain of function f is the set o...
2017-07-26
0
378
2017 多校第一场 HDU 6035 Colorful Tree 虚点,DFS,计算贡献
Problem Description There is a tree with n nodes, each of which has a type of color represented by an integer, where the color of node i is ci. The ...
2017-07-26
0
572
2017多校第二场 HDU 6052 To my boyfriend 思维,计数题
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=6052 题意:对于一个n*m的方格,每个格子中都包含一种颜色,求出任意一个矩形包含不同颜色的期望。 解法:题解描述来源:http://blog.csdn.net/bahuia/article/deta...
2017-07-25
0
386
2017多校第一场 HDU 6034 Balala Power! 贪心,细节题
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=6034 题意:给了N个字符串,字符都是小写的,每一个字符可以对应一个0-25的数字,所有的字符串需要满足,如果字符不相同那么数字也不相同,就是要一一映射。问转换之后,在26进制意义下的和的最大值。 解...
2017-07-25
0
0
HDU 5411 CRB and Puzzle 等比矩阵的和如何求解?
Problem Description CRB is now playing Jigsaw Puzzle. There are N kinds of pieces with infinite supply. He can assemble one piece to the right side...
2017-07-24
0
481
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