let () =
  Scanf.scanf "%d %d\n" @@ fun n m ->
  let arr = Array.init n @@ fun _ -> Scanf.scanf "%d " @@ fun d -> d in
  let _ = Array.fast_sort compare arr in
  let ans, flag, sum = ref 0, ref true, ref 0 in
  while !flag do
    if !sum + arr.(!ans) < m then (sum := !sum + arr.(!ans); ans := !ans + 1)
    else if !sum + arr.(!ans) = m then (ans := !ans + 1; flag := false)
    else flag := false
  done; Printf.printf "%d\n" !ans