#coding=UTF-8

mojir=input()
hyo=mojir.split(' ')
N=int(hyo[0])
M=int(hyo[1])

mojir=input()
hyo=mojir.split(' ')
C=[int(mono) for mono in hyo]

kireiC=sorted(C)
tmpkei=0
#一気に取る感じでOK
ans=0
for idx in range(0,N,1):
    if kireiC[idx]+tmpkei > M:
        break
    elif kireiC[idx]+tmpkei == M:
        ans=ans+1
        break
    else:
        tmpkei=tmpkei+kireiC[idx]
        ans=ans+1

print(ans)