li = list(map(int,input().split()))
a = 6000
ans = []
for i in range(7):
    if(li[i] == -1 or li[i] > a):
        for j in range(7 - i):
            ans.append(-1)
        break
    if(li[i] <= a):
        a -= li[i]
        ans.append(a)
for x in ans:
    print(x)