Codeforces Round #262 (Div. 2) 1003 C. Present time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Little beaver is a beginner programmer, so informatics is his favorite subject. Soon his info…

Codeforces Round #262 (Div. 2) 1004 D. Little Victor and Set time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Little Victor adores the sets theory. Let us remind you that a set is a group of…

题目链接:http://codeforces.com/problemset/problem/460/C C. Present time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Little beaver is a beginner programmer, so informatics is his favorite subjec…

题目链接:http://www.codeforces.com/problemset/problem/460/A题意:Vasya每天用掉一双袜子,她妈妈每m天给他送一双袜子,Vasya一开始有n双袜子,请问第几天的时候Vasya会没有袜子穿?C++代码: #include <iostream> using namespace std; int n, m; int main() { cin >> n >> m; ; while (n) { d ++; if (n) n --…

E. Roland and Rose Time Limit: 1 Sec  Memory Limit: 256 MB 题目连接 http://codeforces.com/problemset/problem/460/E Description Roland loves growing flowers. He has recently grown a beautiful rose at point (0, 0) of the Cartesian coordinate system. The ro…

详见:http://robotcator.logdown.com/posts/221514-codeforces-round-262-div-2 1:A. Vasya and Socks   http://codeforces.com/contest/460/problem/A 有n双袜子,每天穿一双然后扔掉.每隔m天买一双新袜子,问最多少天后没有袜子穿. . 简单思维题:曾经不注重这方面的训练,结果做了比較久.这样的题自己边模拟边想.只是要多考虑trick ```c++ int main(){…

题目链接:http://codeforces.com/contest/460/problem/A A. Vasya and Socks time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Vasya has n pairs of socks. In the morning of each day Vasya has to put o…

A #include <iostream> #include<cstdio> #include<cstring> #include<algorithm> #include<stdlib.h> #include<vector> #include<cmath> #include<queue> #include<set> using namespace std; #define N 100000 #def…

题目链接 A. Vasya and Socks time limit per test:2 secondsmemory limit per test:256 megabytesinput:standard inputoutput:standard output Vasya has n pairs of socks. In the morning of each day Vasya has to put on a pair of socks before he goes to school. Wh…

题目链接 B Little Dima and Equation 题意:给a, b,c 给一个公式,s(x)为x的各个位上的数字和,求有多少个x. 分析:直接枚举x肯定超时,会发现s(x)范围只有只有1-81,所以枚举一下就行. 在做题的时候,用了pow()错了3次,反正以后不用pow了,还是手写吧.会有误差.pow返回的是double型的. 昨天在b题耽误了好多时间,先是提交错第一组,然后又被人cha了.注意在x在1-10^9之间. #include <iostream> #include &…