Run id: 62294

Main.cc: In function 'int main()':
Main.cc:16:10: error: 'n' was not declared in this scope
   swap(a[n-1][i],a[m-1][i]);
          ^
Main.cc:16:20: error: 'm' was not declared in this scope
   swap(a[n-1][i],a[m-1][i]);
                    ^