“`” \u8003\u5bdf\u70b9\uff1a\u4e8c\u53c9\u6811<\/p>\n
\u00a0<\/p>\n
\u5b9e\u73b0\u4ee3\u7801\uff1a<\/p>\n
<pre><code class=""language-java"" lang=""java"">import
\njava.util.ArrayList;
\nimport
\njava.util.Scanner;
\npublic class Main
\n{
\n \/\/ \u5b9a\u4e49\u8282\u70b9
\n class Node{
\n int val;
\n Node left;
\n Node right;
\n public Node(int val) {
\n this.val = val;
\n }
\n }<\/p>\n
public ArrayList<Integer> gzy; \/\/ \u4fdd\u5b58\u6839\u5de6\u53f3\u7684\u5e8f\u5217
\n public ArrayList<Integer> zgy; \/\/ \u4fdd\u5b58\u5de6\u8ddf\u53f3\u7684\u5e8f\u5217
\n public ArrayList<Node> pack; \/\/ \u4fdd\u5b58\u5df2\u7ecf\u6392\u597d\u7684\u8282\u70b9<\/p>\n
public static void main(String[] args) {
\n Main main = new Main();
\n main.getResult();
\n }<\/p>\n
public void getResult() {
\n \/\/init Scanner
\n scanner = new Scanner(System.in);
\n int count = scanner.nextInt();
\n gzy= new ArrayList<>();
\n zgy= new ArrayList<>();
\n for(int i = 0; i < count; i++) {
\n gzy.add(scanner.nextInt());
\n }
\n for(int j = 0; j < count; j++) {
\n zgy.add(scanner.nextInt());
\n }
\n pack= new ArrayList<>(); \/\/ \u5df2\u7ecf\u8fd8\u539f\u7684\u8282\u70b9<\/p>\n
\/\/exception
\n if(count== 1) {
\n System.out.println(gzy.get(0));
\n return;
\n }
\n \/\/ \u6784\u9020\u6700\u5de6\u4fa7\u8282\u70b9\u7684\u4e8c\u53c9\u6811
\n Node node = new Node(gzy.get(0));
\n pack.add(node);
\n int index1 = 1; \/\/ \u6839\u5de6\u53f3\u7684\u4e0b\u6807
\n Node tmp = node;
\n while(gzy.get(index1)!= zgy.get(0)) { \/\/ \u5982\u679c\u6ca1\u8bbf\u95ee\u5230\u6700\u5de6\u8fb9\u7684\u53f6\u5b50\u8282\u70b9,\u7ee7\u7eed\u8fd8\u539f\u6700\u5de6\u4fa7\u4e8c\u53c9\u6811
\n tmp.left = new Node(gzy.get(index1++));
\n tmp = tmp.left;
\n pack.add(tmp);
\n }
\n tmp.left = new Node(gzy.get(index1++));
\n pack.add(tmp.left);<\/p>\n
\/\/ \u52a0\u5165\u5269\u4f59\u7684\u8282\u70b9\u5b8c\u5584\u4e8c\u53c9\u6811
\n for(int k = index1; k < gzy.size(); k++) {
\n fillErCS(gzy.get(k));
\n }<\/p>\n
\/\/ \u5c42\u6b21\u904d\u5386
\n ArrayList<Node> res = new ArrayList<>();
\n res.add(node);
\n int num = 0;
\n while(res.size()!= num) {
\n System.out.print(res.get(num).val + """");
\n if(res.get(num).left != null) {
\n res.add(res.get(num).left);
\n }
\n if(res.get(num).right != null) {
\n res.add(res.get(num).right);
\n }
\n num++;
\n }
\n }<\/p>\n
\/\/ \u5c06\u503c\u4e3aval\u7684\u8282\u70b9\u52a0\u5165\u4e8c\u53c9\u6811
\n private void fillErCS(int val) {
\n int index = zgy.indexOf(val);
\n \/\/ \u6bcf\u4e00\u4e2a\u904d\u5386\u7684\u8282\u70b9\u90fd\u662fval\u8282\u70b9\u7684\u6839\u6216\u8005\u5728\u5176\u5de6\u8fb9
\n for(int i = index-1; i >= 0; i–) {
\n if(findNode(zgy.get(i)) != null) { \/\/ \u627e\u5230\u5f85\u63d2\u5165\u8282\u70b9\u7684\u6839\u8282\u70b9\u6216\u8005\u5176\u5de6\u8fb9\u7684\u8282\u70b9
\n Node node = findNode(zgy.get(i));
\n insert(node,val);
\n break;
\n }
\n }
\n }<\/p>\n
\/\/ \u5c06\u8282\u70b9val\u63d2\u5165\u4e8c\u53c9\u6811
\n private void insert(Node node, int val) {
\n if(zgy.indexOf(node.val)> zgy.indexOf(val)) { \/\/ node\u5728\u5f85\u63d2\u5165\u8282\u70b9\u7684\u53f3\u8fb9
\n if(node.left == null) {
\n node.left= new Node(val);
\n pack.add(node.left);
\n return;
\n }
\n insert(node.left, val);
\n }
\n else{
\n \/\/node\u5728\u5f85\u63d2\u5165\u8282\u70b9\u7684\u5de6\u8fb9\u6216\u662f\u5176\u6839
\n if(node.right == null) {
\n node.right= new Node(val);
\n pack.add(node.right);
\n return;
\n }
\n insert(node.right, val);
\n }
\n }
\n \/\/ \u6839\u636eval\u627e\u5230pack\u91cc\u7684\u8282\u70b9
\n private Node findNode(int val) {
\n for(Node node : pack) {
\n if(node.val == val) {
\n return node;
\n }
\n }
\n return null;
\n }
\n}
\n<\/code><\/pre><\/p>\n
\u00a0<\/p>\n
<pre><code> "“`
\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
“`” \u8003\u5bdf\u70b9\uff1a\u4e8c\u53c9\u6811 \u00a0 \u5b9e\u73b0\u4ee3\u7801\uff1a <pre><code cla […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-45292","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/45292","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=45292"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/45292\/revisions"}],"predecessor-version":[{"id":45293,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/45292\/revisions\/45293"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=45292"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=45292"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=45292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}