在leetCode看到一题目 Given a Binary Search Tree and a target number, return true if there exist two elements in the BST such that their sum is equal to the given target. Example 1: Input: 5 / \ 3 6 / \ \ 2 4 7 Target = 9 Output: True Example 2: Input: 5 /…
//返回的是字符串型的时间,输入的 //是String day, int x public static String addDateMinut(String day, int x){ SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");// 24小时制 //引号里面个格式也可以是 HH:mm:ss或者HH:mm等等,很随意的,不过在主函数调用时,要和输入的变 //量day格式一致 Date dat…