/in/foo.cc: In function 'int main()':
/in/foo.cc:24:23: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
  for(A=111;A<=999;A++)if(check(A))
                       ^~
/in/foo.cc:37:4: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
    cout<<Ans<<endl;
    ^~~~