let inpA = readLine()!.split(separator: " ").map{Int($0)!}
let inpB = readLine()!
var candee = inpA[1]
var boxs = inpB.split(separator: " ").map{Int($0)!}.sorted()
var counter = 0

while candee > 0{
    candee -= boxs.removeFirst()
    counter += 1
    if candee < 0{
        counter -= 1
        candee = 0
    }
}

print(counter)