#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, x;
  cin >> n >> x;
  vector<int> a(n);
  for (int i = 0; i < n; ++i) cin >> a[i];
  sort(a.begin(), a.end());
  int count = 0;
  for (int i = 0; i < n; ++i) {
    if (a[i] <= x) {
      count++;
      x -= a[i];
    } else
      break;
  }
  if (x == 0)
    cout << count;
  else
    cout << count - 1;
}
