/in/foo.cc:32:1: error: stray '\357' in program
 
 ^
/in/foo.cc:32:2: error: stray '\273' in program
 
  ^
/in/foo.cc:32:3: error: stray '\277' in program
 
   ^
/in/foo.cc: In function 'int main()':
/in/foo.cc:30:23: warning: format '%lld' expects argument of type 'long long int', but argument 2 has type 'int' [-Wformat=]
     printf("%lld",ans2);
                       ^