43058

Run ID	Author	Problem	Lang	Verdict	Time	Memory	Code Length	Submit Time
43058	Hyma	合数求和	C++	Accepted	0 MS	244 KB	173	2024-03-07 23:14:49

#include<bits/stdc++.h> using namespace std; int main() { int n,sum=1; cin>>n; for(int i=4;i<n;i++){ if(n%2==0){ sum+=i; } } cout<<sum; return 0; }