n, m = gets.split.map(&:to_i)
array = gets.split.map(&:to_i).sort
array = (0..n-1).to_a.zip(array)
sum = 0
count = 0
array.each do |val|
  sum += val[1]
  if sum > m
    count = val[0]
    break
  elsif sum == m
    count = val[0] + 1
    break
  end
end
puts count