# coding=utf-8:

n, m = map(int,input().split())
c = list(map(int,input().split()))
c.sort(reverse=False)
i = 0
while True:
    if m > c[i]:
        m -= c[i]
        c[i] = "0"
        i += 1
    elif m == c[i]:
        m -= c[i]
        c[i] = "0"
        break
    elif m < c[i]:
        m -= c[i]
        c[i] -= m
        break
print(c.count("0"))