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Codeforces Round #188 (Div. 2) B. Strings of Power 水题

B. Strings of Power Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/318/problem/B Description Volodya likes listening to heavy metal and (occasionally) reading. No wonder Volodya is especially interested in texts concerning…

Strings of Power

B. Strings of Power Volodya likes listening to heavy metal and (occasionally) reading. No wonder Volodya is especially interested in texts concerning his favourite music style. Volodya calls a string powerful if it starts with "heavy" and ends w…

cf Strings of Power

http://codeforces.com/contest/318/problem/B #include <cstdio> #include <cstring> #include <iostream> #include <algorithm> using namespace std; ]; int main() { cin>>str; int k=strlen(str); __int64 t=,ans=; ; i<k; i++) { ]==…

XSS attack

<html> <form action="" method="post"> <input type="text" name="xss_input"> <input type="submit"> </form> <?php if(isset($_POST['xss_input'])){ $xss = $_POST['xss_input']; u…

Codeforces Round #188 (Div. 2) C. Perfect Pair 数学

B. Strings of Power Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/318/problem/C Description Let us call a pair of integer numbers m-perfect, if at least one number in the pair is greater than or equal to m. Thus, the pair…

Codeforces Round #188 (Div. 1 + Div. 2)

A. Even Odds 奇数个数\(\lfloor \frac{n+1}{2}\rfloor\) B. Strings of Power 从位置0开始,统计heavy个数,若当前为metal,则可以和之前的所有heavy配对. C. Perfect Pair 假设\(x\le y\),显然用\(x+y\)替换\(x\)可以达到最少步数. \(x\)会一直\(+y\)直到\(x'\gt y\). D. Ants 暴力模拟??? E. Balance 构出一棵树后,就随便做了. F. Game w…

POJ 2406 Power Strings (KMP)

Power Strings Time Limit: 3000MSMemory Limit: 65536K Total Submissions: 29663Accepted: 12387 Description Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "abcdef…

POJ 2406 Power Strings

F - Power Strings Time Limit:3000MS     Memory Limit:65536KB     64bit IO Format:%I64d & %I64u Submit Status Practice POJ 2406 Description Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = &…

poj 2406:Power Strings（KMP算法，next[]数组的理解）

Power Strings Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 30069   Accepted: 12553 Description Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "…

POJ 2406：Power Strings

Power Strings Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 41252   Accepted: 17152 Description Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "…