#include <stdio.h>

int c[100000];
int val;
int mx;
int res_max;

int main()
{
	while(1)
	{
		int cnt;
		int money;
		scanf("%d ", &cnt);
		if (!cnt)
			return 0;
		scanf("%d ", &money);
		for(int i=0; i<cnt; i++)
			scanf("%d", c+i);
		mx=0;
		res_max=0;
		for(int i=cnt-1; i>=0; i--)
		{
			if (c[i]>mx)
				mx=c[i];
			if (c[i]==0)
				continue;
			int tmp = money/c[i];
			int res = tmp*mx - tmp*c[i];
			if (res>res_max)
				res_max=res;
		}
		printf("%d\n", res_max);
		
	}
	return 0;
}