Run id: 149126

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<