/in/foo.cc: In function 'int ascii(char)':
/in/foo.cc:9:6: warning: unused variable 'gg2' [-Wunused-variable]
  int gg2=gg1;
      ^~~
/in/foo.cc: In function 'void in()':
/in/foo.cc:14:22: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[7]' [-Wformat=]
  scanf("%s\n%s",&a,&b);
                      ^
/in/foo.cc:14:22: warning: format '%s' expects argument of type 'char*', but argument 3 has type 'char (*)[7]' [-Wformat=]
/in/foo.cc: In function 'void count()':
/in/foo.cc:18:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0;i<strlen(a);i++)
               ~^~~~~~~~~~
/in/foo.cc:20:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0;i<strlen(b);i++)
               ~^~~~~~~~~~