remain=6000
now,flag=0,0
A=list(map(int,input().split()))
for i in range(len(A)):
    if A[i]!=-1 and flag==0:
        now+=A[i]
        if remain>=now:
            print(remain-now)
        else:
            print(-1)
    else:
        print(-1)
        flag=1