import sys
input = sys.stdin.readline

def main():
    N, x = map(int, input().split())
    a_list = list(map(int, input().split()))
    ans = 0
    for a in sorted(a_list):
        if a <= x:
            ans += 1
            x -= a
        else:
            break
    if ans == N:
        print(ans - 1)
    else:
        print(ans)

if __name__ == '__main__':
    main()