n,m = map(int,input().split())
c = list(map(int,input().split()))
c.sort()

empty_count=0
for i in range(n):
    m = m - c[i]
    if m > 0:
        empty_count += 1
    elif m==0:
        empty_count += 1
        break
    else:
        break

print(empty_count)