#include <bits/stdc++.h>
#define FOR(i,a,b) for(int i = (a); i < (b); ++i)
#define REP(i,n) FOR(i,0,n)
#define sz(n) (int)(n).size()
using namespace std;
typedef long long ll;
typedef vector<int> VI;

int main() {
	int n, m;
	cin >> n >> m;
	VI c(n);
	REP(i, n) cin >> c[i];
	sort(c.begin(), c.end());
	REP(i, n) {
		m -= c[i];
		if (m >= 0) c[i] = 0;
		if (m <= 0)	break;
	}
	int cnt = 0;
	REP(i, n) if (c[i] == 0) cnt++;
	cout << cnt << endl;
	return 0;
}