/in/foo.cc: In function 'void AC()':
/in/foo.cc:13:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  for(int i=1;i<=m;i++)
  ^~~
/in/foo.cc:19:3: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
   cout<<fof[m][n];
   ^~~~