#coding: UTF-8

import sys
import re
import itertools
from math import log
from collections import deque

### defs ###


### main ###
N,M = map(int,sys.stdin.readline().split())
C = list(map(int, sys.stdin.readline().split()))

C.sort()
ans = 0
for c in C:
	if (M >= c):
		ans += 1
		M -= c
	else:
		break
print(ans)