/in/foo.cc: In function 'int main()':
/in/foo.cc:35:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
         for(j = 0; j < m; j++)
         ^~~
/in/foo.cc:37:13: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
             cout << ans << endl;
             ^~~~