Run ID Author Problem Lang Verdict Time Memory Code Length Submit Time
42228 Hyma 求和 C++ Accepted 0 MS 236 KB 223 2024-02-25 09:16:26

Tests(1/1):

#include<bits/stdc++.h> using namespace std; int main() { int n,cnt=1,sum=1; cin>>n; for(int i=2;i<=n;i++){ cnt+=i;//每一层数量 sum+=cnt;//求总和 } cout<<sum; return 0; }

Judgement Protocol: