#include <cstdio>

using namespace std;

int comb[20];
int used[20];

int main() {
	freopen("combinari.in", "r", stdin);
	freopen("combinari.out", "w", stdout);

	int n, k;
	scanf("%d%d", &n, &k);

	int current = 1;

	while(current) {
		if (current == k+1) {
			for(int i=1; i<=k; ++i)
				printf("%d ", comb[i]);
			printf("\n");
		}

		if (current == k+1 || used[current] == n) {
			used[current] = 0;
			--current;
		} else {
			comb[current] = ++used[current];
			used[current + 1] = comb[current];
			++current;
		}

	}

	return 0;
}