#include <cstdio>

#define rep(i,n) for(i=0;i<n;i++)
#define repf(i,j,n) for(i=j;i<n;i++)

int main(int argc, char* argv[])
{
	int pole[128000];
	while(1) {
		int D,M,maxProf=-1000000,i,j;
		scanf("%d",&D);
		if(D==0) break;
		scanf("%d",&M);
		rep(i,D)
			scanf("%d",&(pole[i]));
		rep(i,D){
			repf(j,i,D){
				int buy = pole[i];
				int sell = pole[j];
				int cnt = M / buy;
				int prof = (M%buy + cnt * sell) - M;
				if(maxProf < prof) maxProf = prof;
			}
		}
		printf("%d\n", maxProf);
	}
	return 0;
}