N, X = map(int, input().split())
A = list(map(int, input().split()))
A.sort()
cnt=0
for i in range(N):
    if A[i]<=X:
        X-=A[i]
        cnt+=1
    else:
        for j in range(i):
            if A[j]+X==A[i]:
                cnt+=1
                X=0
if X>0 and cnt>0:
    cnt-=1
print(cnt)
