def main():
    CONTEST_TIME = 6000
    
    times = map(int, input().split())
    rem = CONTEST_TIME
    for time in times:
        if time != -1:
            rem -= time
        else:
            rem = -1
        
        ans = rem if rem >= 0 else -1
        print(ans)

if __name__ == "__main__":
	main()