n,x = map(int,input().split())
a = list(map(int,input().split()))

a.sort()
ans = 0
for i in range(n):
    if x >= a[i]:
        ans += 1
        x -= a[i]
    else:
        break

if x>0:
    ans-=1
if ans < 0:
    ans =0

print(ans)