package main

import (
	"fmt"
)

func main() {
	slice := make([]int, 2)
	fmt.Scanln(&slice[0], &slice[1])
	A := slice[0]
	B := slice[1]

	uintA := uint(A)
	uintB := uint(B)

	max := 0
	if A > B {
		max = A
	} else {
		max = B
	}

	counter := 0
	for i := 0; i < max; i++ {
		for j := 0; j < max; j++ {
			orFlg := false
			andFlg := false

			uintX := uint(i)
			uintY := uint(j)

			// and
			if uintX&uintY == uintA {
				orFlg = true
			}

			// or
			if uintX|uintY == uintB {
				andFlg = true
			}

			if orFlg && andFlg {
				counter++
			}
		}
	}

	fmt.Println(counter)
}