#include <stdio.h>
#include <string.h>
#include <stdlib.h>

int main() {

int d=0;
char a,*b,*c,*e;

b=&a;


b=malloc (10000000*sizeof(char));
c=b;

  if(b==NULL) {
    printf("ne e");
    return 0;
  }

  while (scanf("%c",c)==1) c++;
  *c=0;
  e=*c;
  c=b;
  while(1) {
    c=strstr (c,"God");
    if(c==NULL) break;
    d++;
    c++;
  }
  
  printf("d: %d\n",d);
  free(b);
  
  return 0;
}