/*
 *      ss.C
 *      
 *      Copyright 2009 Contest team 42 <cteam42@pc-11>
 *      
 */


#include <iostream>
#include <cstring>
#include <sstream>
#include <cmath>

using namespace std;

int main(int argc, char** argv)
{
	istringstream iss;
	
	char line[100];
	int data[70000];
	int d,m,i,profit,tmp;
	string line2;
	
	while(1){
		
		profit = 0;
	
		cin.getline(line,100);
		
		line2 = line;
		
		
		if (line2 == "0") break;
		
		iss.clear();
		iss.str(line);
		
		//cout << iss.str() << endl;
		iss >> d >> m;
		
		//cout << d << endl;
		
		cin.getline(line,100);	
		iss.clear();
		iss.str(line);
		//cout << iss.str() << endl;
		
		for(i=0; i<d; i++){
			iss >> data[i];
		}
		
		for(i=0; i<d; i++){
			for(int j=i+1; j<d; j++){
				if(data[i] < data[j]){
					tmp = (m / data[i])* data[j] - (m / data[i]) * data[i];
					if (profit < tmp) profit = tmp;
					//cout << tmp << endl;
				}
			}
		}
		
		cout << profit << endl;
	}
	
	return 0;
}