package main

import . "fmt"

func main() {
	var n,m int
	Scan(&n,&m)
	for i:=0; i<(1<<n); i++ {
		line := []any{}
		for j:=0; j<(1<<m); j++ {
			line = append(line, (i<<m)|j)
		}
		Println(line...)
	}
}