Run id: 131841

Main.cc: In function 'int main()':
Main.cc:8:5: error: 'cin' was not declared in this scope
     cin>>n>>m;
     ^
Main.cc:8:10: error: 'n' was not declared in this scope
     cin>>n>>m;
          ^
Main.cc:17:5: error: 'cout' was not declared in this scope
     cout<