#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 answer = 0;
  for (int i = 0; i < N; i++) {
    x -= a[i];
    if (x < 0 || (i == N - 1 && 0 < x)) break;
    answer++;
  }
  cout << answer << endl;
}
