/in/foo.c: In function 'main':
/in/foo.c:9:10: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[100000]' [-Wformat=]
  scanf("%s",&a);
         ~^  ~~
/in/foo.c:10:10: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[100000]' [-Wformat=]
  scanf("%s",&b);
         ~^  ~~
/in/foo.c:11:6: warning: unused variable 'count' [-Wunused-variable]
  int count=0;
      ^~~~~