Run ID Author Problem Lang Verdict Time Memory Code Length Submit Time
37211 张予馨 [在线测评解答教程] 求和 C++ Wrong Answer 1 MS 248 KB 108 2024-01-19 16:12:44

Tests(0/10):


#include<iostream> using namespace std; int main() { int n; cin>>n; cout<<n*(n+1)/2; return 0; }


Judgement Protocol: