Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
123944 范恒恺 13求n加到m的和 C++ Compile Error 0 MS 0 KB 149 2025-07-10 15:18:24

Tests(0/0):

Code:

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

Run Info:

Main.cc: In function 'int main()':
Main.cc:7:2: error: 'sum' was not declared in this scope
  sum=sum+i;
  ^
Main.cc:9:7: error: 'sum' was not declared in this scope
 cout<