package main

import (
	"fmt"
	"sort"
)

func main() {
	var N, M int
	fmt.Scan(&N, &M)
	C := make([]int, N)
	for i := 0; i < N; i++ {
		fmt.Scan(&C[i])
	}
	sort.Ints(C)
	z := 0
	for _, x := range C {
		M -= x
		if M >= 0 {
			z++
		}
	}
	fmt.Println(z)
}