#include <bits/stdc++.h>
using namespace std;
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie(NULL);
  long long n, x;
  cin >> n >> x;
  long long a[n];
  for (long long i = 0; i < n; i++) cin >> a[i];
  sort(a, a + n);
  long long ans = 0;
  for (long long i = 0; i < n; i++)
    if (a[i] <= x) x -= a[i], ans++;
  cout << ans;
}
