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