spoj 2148
看似很水 却wa了好多遍 spoj上果然没有一下可以水过去的题.......
#include<cstdio> #include<cstring> #include<algorithm> #include<vector>using namespace std;int main() {int t;scanf("%d",&t);while(t--){long long n,a;long long sum = 0;scanf("%lld",&n);for(long long i = 0; i < n; i++){scanf("%lld",&a);sum += a;long long g = sum/n;sum -= n*g;}if(sum % n == 0)puts("YES");elseputs("NO");}return 0; }转载于:https://www.cnblogs.com/avema/p/3774303.html
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