#include <bits/stdc++.h>
using namespace std;
int readint() {
  char c;
  int a = 0;
  while (!(c >= '0' && c <= '9')) c = getchar();
  while (c >= '0' && c <= '9') a = 10 * a + (c - '0'), c = getchar();
  return a;
}
int32_t main() {
  int n, x;
  cin >> n >> x;
  vector<int> v(n);
  for (int i = 0; i < n; i++) cin >> v[i];
  sort(v.begin(), v.end());
  int ans = 0;
  for (int i = 0; i < n; i++) {
    int r = min(x, v[i]);
    if (r == v[i]) ans++;
    x -= r;
  }
  if (x > 0) ans--;
  cout << ans << endl;
}
