#include <iostream>
using namespace std;


int main()
{
	int n,m;
	int c[100010];

	cin >> n >> m;

	for(int i = 0;i < n;i++)
	{
		cin >> c[i];
	}


	int getNum = 0;
	int anser = 0;

	while(getNum != m)
	{
		int Min = 99999999,oldMin = Min;
		int target = -1;
		for(int i = 0;i < n;i++)
		{
			if(c[i] != 0)
			{
				Min = min(c[i],Min);
				if(oldMin != Min)
				{
					target = i;
				}
				oldMin = Min;
			}
		}
		getNum += c[target];
		if(getNum > m)break;
		c[target] = 0;
		anser++;
	}

	cout << anser << endl;


	return 0;
}