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package inflearn;

import java.util.Scanner;

/*

* 중복 순열

* */

public class Problem8_04 {

static int n; // 3 <= N <= 10

static int m; // M번 구슬을 뽑는다

static int[] pm;

public static void DFS(int level) {

if (level == m) {

for (int num : pm) {

System.out.print(num + " ");

}

System.out.println();

} else {

for (int i = 1; i <= n; i++) {

pm[level] = i;

DFS(level + 1);

}

}

}

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

n = sc.nextInt();

m = sc.nextInt();

pm = new int[m];

Problem8_04.DFS(0);

}

}