Maximum Depth of N-ary Tree 给一个n叉树, 返回最深的depth. Date October 21, 2019 Category Leetcode Comments No Comments
Array Partition I 给一个偶数个数的数组, 返回其中任意两个数组成pair的最小值的和. Date October 21, 2019 Category Leetcode Comments No Comments
Binary Tree Tilt 给一个二叉树, 返回tilt, tilt的定义是左子树的和与右子树的和的绝对差. 简单的遍历一下就可以. Date October 21, 2019 Category Leetcode Comments No Comments