def main():
    n, m = map(int, input().split(" "))
    l = list(map(int, input().split(" ")))
    l.sort()
    ans = 0
    for i in l:
        m -= i
        if m >= 0:
            ans += 1
        else:
            break
    print(ans)

if __name__ == '__main__':
    main()