Run id: 65627

Main.cc:2:1: error: 'useing' does not name a type
 useing namespace std;
 ^
Main.cc: In function 'int main()':
Main.cc:5:5: error: 'cin' was not declared in this scope
     cin>>n;
     ^
Main.cc:5:5: note: suggested alternative:
In file included from Main.cc:1:0:
/usr/include/c++/5/iostream:60:18: note:   'std::cin'
   extern istream cin;  /// Linked to standard input
                  ^
Main.cc:6:11: error: expected primary-expression before ')' token
     while(){
           ^