// No.795 Restrictions!!!!!!!!!!!!!!
package main

import "fmt"

func main() {
	var n, m int
	fmt.Scan(&n, &m)
	if n%2 == 0 && m%2 == 0 {
		fmt.Println("Yes")
	} else if (n * 10) == m {
		fmt.Println("Yes")
	} else {
		fmt.Println("No")
	}
}