摘要：
题目链接：http://codeforces.com/problemset/problem/348/A代码：#include#include#include#includeusing namespace std;int main(){ //freopen("E:\\acm\\input.txt","r",stdin); int n; scanf("%d",&n); long long L,R; L = R = 0; for(int i=1; i<=n; i++) { long long a; scanf("%I 阅读全文
