#include <iostream>
#include <stdlib.h>
using namespace std;

int a[100000];

int time(int h, int m, int s){
	return h*3600 + m*60 + s;
}

int main(){
	//55→00
	/*
	for(int i=0; i<=100000; i++){
		for(int j=0; j<=27175; j++){
			a[j] = 0;
		}
	}
	*/
	
	long long base = 1496415600 + time(12, 23, 50);
	long long gosa = 30;
	if(time(0) >= base - gosa && time(0) <= base + gosa){
		cout << 0 << endl;
	}else{
		cout << 1 << endl;
	}
	
	return 0;
}