Milking Grid Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 8314   Accepted: 3586 Description Every morning when they are milked, the Farmer John's cows form a rectangular grid that is R (1 <= R <= 10,000) rows by C (1 <= C <= 75…

Milking Grid POJ - 2185 最小覆盖子串: 最小覆盖子串(串尾多一小段时,用前缀覆盖)长度为n-next[n](n-pre[n]),n为串长. 当n%(n-next[n])==0时,有最小循环节(就是最小覆盖子串). 快照: 我对KMP的一些理解(lyp点拨的):pre[i](或next[i])的实质是串str[1..i]的最长且小于i的“相等前.后缀”分别为str[1..pre[i]](前缀)与str[(i-pre[i]+1)..i](后缀),通俗讲就是:使str[1..i…

K-th Number Time Limit: 20000MS   Memory Limit: 65536K Total Submissions: 52348   Accepted: 17985 Case Time Limit: 2000MS Description You are working for Macrohard company in data structures department. After failing your previous task about key inse…

Language: Default Housewife Wind Time Limit: 4000MS   Memory Limit: 65536K Total Submissions: 10525   Accepted: 2921 Description After their royal wedding, Jiajia and Wind hid away in XX Village, to enjoy their ordinary happy life. People in XX Villa…

2823 思路: 单调队列: 以前遇到都是用线段树水过: 现在为了优化dp不得不学习单调队列了: 代码: #include <cstdio> #include <cstring> #include <iostream> #include <algorithm> using namespace std; #define maxn 1000005 struct QueueType { int x,dis; }; struct QueueType mique[ma…

Milking Grid POJ - 2185 时限: 3000MS   内存: 65536KB   64位IO格式: %I64d & %I64u 提交 状态 已开启划词翻译 问题描述 Every morning when they are milked, the Farmer John's cows form a rectangular grid that is R (1 <= R <= 10,000) rows by C (1 <= C <= 75) columns.…

Milking Grid http://poj.org/problem?id=2185 Time Limit: 3000MS   Memory Limit: 65536K       Description Every morning when they are milked, the Farmer John's cows form a rectangular grid that is R (1 <= R <= 10,000) rows by C (1 <= C <= 75) co…

传送门 直接转田神的了: Milking Grid Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 6665   Accepted: 2824 Description Every morning when they are milked, the Farmer John's cows form a rectangular grid that is R (1 <= R <= 10,000) rows by C (1 <…

题目链接:http://poj.org/problem?id=2185 题目: Description Every morning when they are milked, the Farmer John's cows form a rectangular grid that is R (1 <= R <= 10,000) rows by C (1 <= C <= 75) columns. As we all know, Farmer John is quite the expe…

题目来源:id=2185" target="_blank">POJ 2185 Milking Grid 题意:至少要多少大的子矩阵 能够覆盖全图 比如例子 能够用一个AB 组成一个 ABABAB ABABAB 能够多出来 思路:每一行求出周期 总共n个 求这n个周期的最小公倍数 假设大于m 取m 每一列求出周期 总共m个求这个m个周期的最小公倍数 假设大于n取n 答案就是2个最小公倍数的积 #include <cstdio> #include <cst…