#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, x;
  cin >> n >> x;
  int a[n], b[n];
  int ans = 0;
  for (int i = 0; i < n; i++) cin >> a[i];
  sort(a, a + n);
  for (int i = 0; i < n; i++) {
    if (a[i] <= x) {
      x -= a[i];
      ans++;
    }
  }
  if (x != 0 && ans != 0) ans -= 1;
  cout << ans << endl;
}
