/in/foo.c: In function 'main':
/in/foo.c:4:2: warning: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
  scanf( "%d", &n );
  ^~~~~
/in/foo.c:4:2: warning: incompatible implicit declaration of built-in function 'scanf'
/in/foo.c:4:2: note: include '<stdio.h>' or provide a declaration of 'scanf'
/in/foo.c:19:3: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   for(i=0 ;i<9; i++)
   ^~~
/in/foo.c:31:4: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
    printf("%d\n",count+1);
    ^~~~~~
/in/foo.c:31:4: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
/in/foo.c:31:4: warning: incompatible implicit declaration of built-in function 'printf'
/in/foo.c:31:4: note: include '<stdio.h>' or provide a declaration of 'printf'
/in/foo.c:51:3: warning: incompatible implicit declaration of built-in function 'printf'
   printf("0");
   ^~~~~~
/in/foo.c:51:3: note: include '<stdio.h>' or provide a declaration of 'printf'