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import java.util.TreeSet; public class Algorithm { public static void main(String[] args) { String[] words = {"gin", "zen", "gig", "msg"}; System.out. 阅读全文
posted @ 2021-10-28 21:33
振袖秋枫问红叶
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深度优先搜索 class Solution { public TreeNode lowestCommonAncestor(TreeNode root, TreeNode p, TreeNode q) { /** * 如果根节点值大于两者,说明在根节点的左子树,小于则说明在右子树 * 在中间则说明根节 阅读全文
posted @ 2021-10-28 11:11
振袖秋枫问红叶
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深度优先搜索 class Solution { public TreeNode invertTree(TreeNode root) { if (root == null){ return null; } /** * 后序遍历 */ TreeNode left = invertTree(root.le 阅读全文
posted @ 2021-10-28 10:44
振袖秋枫问红叶
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