package main

import (
	"fmt"
	"sort"
)

func main() {
	var N, M, c, rlt int
	fmt.Scan(&N, &M)
	b := make([]int, N)
	for i := 0; i < N; i++ {
		fmt.Scan(&c)
		b[i] = c
	}
	sort.Ints(b)
	for i := 0; i < N; i++ {
		M -= b[i]
		if M < 0 {
			fmt.Println(rlt)
			return
		}
		rlt++
	}
	fmt.Println(rlt)
}