import osimport timestart_time = '2018-09-11 00:00:00'start_time_arr = time.strptime(start_time, "%Y-%m-%d %H:%M:%S")start_time_ = time.mktime(start_time_a...
大年初二走亲访友归来,打开力扣一看,她乐了,被催婚的郁闷一扫而空。吼吼哟西哟西,这个简单,用enumerate将下标和元素一起遍历,记录字符ch出现的位置,用数组切片做反转即可,代码如下:...