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