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

int main(void){
    char *str;
	str = (char *)malloc(2000001ULL);

	scanf("%s", str);
	long num2 = strtol(str, NULL, 4);
	if (num2 % 3 == 0 && num2 % 5 == 0) {
		printf("FizzBuzz\n");
	}
	else if (num2 % 3 == 0) {
		printf("Fizz\n");
	}
	else if (num2 % 5 == 0) {
		printf("Buzz\n");
	}
	else {
		printf("%s\n", str);
	}
}