Run ID Author Problem Lang Verdict Score Time Memory Code Length Submit Time
314224 242310陈在 NOIP2015 普及:第一题 金币 C++ Wrong Answer 10 0 MS 268 KB 187 2024-12-12 17:26:58

Tests(1/10):


#include<bits/stdc++.h> using namespace std; int main() { int a,sum,c=1; sum=0; cin>>a; for (int i=1;i<=a;i++){ a-=1; sum+=c*c; c++; } cout<<sum+a*c; return 0; }


Judgement Protocol: