A Treasure Hunt 注意负数和0的特殊处理.. 水题.. 然而又被Hack了 吗的智障 #include<bits/stdc++.h> using namespace std; int main() { int sa,sb,da,db,x,y; scanf("%d%d%d%d%d%d",&sa,&sb,&da,&db,&x,&y); sa=da-sa;sb=db-sb; if(sa<0)sa*=-1; if(…
A. Chores time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Luba has to do n chores today. i-th chore takes ai units of time to complete. It is guaranteed that for every the conditionai ≥ a…
这场比赛没有打,后来补了一下,第五题数位dp好不容易才搞出来(我太菜啊). 比赛传送门:http://codeforces.com/contest/1073 A. Diverse Substring 题意:给你个字符串,让你找一个子串满足任意一个字符的个数不超过其他字符的总和,输出yes或no表示否存在,如果存在输出任意一个. 这题只要找两个不同的相邻字符,因为两个字符各一个都不超过其他字符的总和,如果字符串只由一个字符组成或长度等于一才会不存在. 代码如下: #include <iostrea…
Problem Educational Codeforces Round 60 (Rated for Div. 2) - C. Magic Ship Time Limit: 2000 mSec Problem Description Input Output The only line should contain the minimal number of days required for the ship to reach the point (x2,y2)(x2,y2). If it…