/in/foo.cc: In function 'int main()':
/in/foo.cc:8:2: error: 'intm' was not declared in this scope
  intm,n;
  ^~~~
/in/foo.cc:8:7: error: 'n' was not declared in this scope
  intm,n;
       ^
/in/foo.cc:9:10: error: 'm' was not declared in this scope
  cin>>n>>m;
          ^
/in/foo.cc:11:7: error: 'intj' was not declared in this scope
   for(intj;j<n;j++)
       ^~~~
/in/foo.cc:11:12: error: 'j' was not declared in this scope
   for(intj;j<n;j++)
            ^
/in/foo.cc:20:15: error: 'k' was not declared in this scope
    cout<<a[i][k];
               ^