#include <bits/stdc++.h>
using namespace std;
using ll = long long;
int main() {
  ll n, x;
  cin >> n >> x;
  vector<ll> a(n);
  for (ll& t : a) cin >> t;
  sort(a.begin(), a.end());
  ll ret = 0;
  for (ll& t : a) {
    if (t <= x) ret++;
    x -= t;
  }
  cout << ret << endl;
  return 0;
}
