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