Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
160701 周谨严 13分苹果 C++ Compile Error 0 MS 0 KB 133 2026-09-26 11:18:38

Tests(0/0):

Code:

#include<iostream> using namespace std; int main(){ int n cin>>n; for(int i=1;i<=n;i++){ sum+=i; } cout<<sum<<endl; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:5:2: error: expected initializer before 'cin'
  cin>>n;
  ^
Main.cc:6:17: error: 'n' was not declared in this scope
  for(int i=1;i<=n;i++){
                 ^
Main.cc:7:3: error: 'sum' was not declared in this scope
   sum+=i;
   ^
Main.cc:9:8: error: 'sum' was not declared in this scope
  cout<