希望能够提前完工，为此决定工期每缩短一周，向该公司支付一定的奖励。为缩短工期建筑公司需要雇佣更多工人，并租借更多设备。如果建筑公司希望使利润最大，那么应在何时完成此工程？-Hope to be completed ahead of schedule, this decision to shorten the duration of each week, pay a reward to the company. To shorten the duration of construction companies need to hire more workers and lease more equipment. If you want to make the most profitable construction companies, it should be completed this project?