55789

Run ID	Author	Problem	Lang	Verdict	Time	Memory	Code Length	Submit Time
55789	许兴平	[在线测评解答教程] 求和	C++	Wrong Answer	1 MS	240 KB	153	2024-11-08 15:19:29

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