// yuki 1658 Product / Sum
// 2021.8.28

#include <stdio.h>

typedef long long ll;

int main() {
	int N, K;
	scanf("%d%d", &N, &K);
	N -= 2;
	printf("%lld %lld", 2*(ll)K, 2*(ll)K+N);
	while (N--) putchar(' '), putchar('1');
	putchar('\n');
	return 0;
}