t = list(map(int, input().split()))

amount = 6000
ans = []
ok = True
for i in range(7):
    if not ok:
        ans.append(-1)
        continue
    
    if t[i] == -1:
        ok = False
        ans.append(-1)
    else:
        amount -= t[i]
        if amount < 0:
            ans.append(-1)
            ok = False
        else:
            ans.append(amount)

for x in ans:
    print(x)