Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
149126 马俊潇 13求n的阶乘 C++ Compile Error 0 MS 0 KB 155 2026-03-07 15:02:41

Tests(0/0):

Code:

#include<iostream> using namespace std; int main(){ longlong n,a=1; cin>>n; for(int i=1;i<=n;i++){ a=a*i;} cout<<a; return 0;}

Run Info:

Main.cc: In function 'int main()':
Main.cc:4:2: error: 'longlong' was not declared in this scope
  longlong n,a=1;
  ^
Main.cc:5:10: error: 'n' was not declared in this scope
     cin>>n;
          ^
Main.cc:7:4: error: 'a' was not declared in this scope
    a=a*i;}
    ^
Main.cc:8:11: error: 'a' was not declared in this scope
     cout<