import strutils, algorithm

var tokens = readLine(stdin).split()

let
  N = parseInt(tokens[0])
  M = parseInt(tokens[1])

tokens = readLine(stdin).split()

var C = newSeq[int](N)

for i in 0..<N:
  C[i] = parseInt(tokens[i])

sort(C, system.cmp)

var
  ans = 0
  num = 0

for c in C:
  num += c

  if num <= M: inc(ans)

echo ans