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