package main

import "fmt"

func main() {
	var i, j, res int
	fmt.Scan(&i, &j)
	if i < 1 || 1024 < i || j < 1 || 1024 < j {
		res = -1
		return
	}
	store := uint32(i)
	if store == uint32(j) {
		res = 1
	} else {
		res = 0
	}
	fmt.Println(res)
}