#include <iostream>
#include <numeric>
#include <algorithm>
#include <string>
#include <vector>

#define rep(i, a) FOR(i, 0, a)
#define FOR(i, a, b) for(int i = a; i < b; ++i)

int n, m;
int c[100001];

int main(){
	std::cin >> n >> m;
	rep(i, n)std::cin >> c[i];
	std::sort(c, c + n);
	int cnt = 0;
	rep(i, n){
		if (m < 0)break;
		m -= c[i];
		++cnt;
	}
	std::cout << cnt - 1 << std::endl;
	return 0;
}