Truthstone

maxp, nop, = list(map(int,input().split()))
pizza = list(map(int,input().split()))
count = 0
while sum(pizza) > maxp:
    diff = sum(pizza) - maxp
    data = pizza[min(range(len(pizza)), key=lambda j:abs(pizza[j]-diff))]
    pizza[pizza.index(data)] = 0
    count = count + 1
print(str(len(pizza)-count))
for i in range(len(pizza)):