#include <bits/stdc++.h>
using namespace std;
int main(void) {
  int N, x;
  cin >> N >> x;
  int a[N];
  for (int i = 0; i < N; i++) {
    cin >> a[i];
  }
  sort(a, a + N);
  int count = 0, i = 0;
  while (x != 0) {
    if (a[i] >= x) {
      x -= a[i];
      count++;
    }
    i++;
  }
  printf("%d", count);
}
