#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 count = 0, i = 0;
  while (true) {
    if (x < a[i] || i > N - 1)
      break;
    else {
      x -= a[i];
      ++count;
      ++i;
    }
  }
  cout << count << endl;
  return 0;
}
