mirror of
https://github.com/krahets/hello-algo.git
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Add build script for Go and update Go codes.
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@@ -39,29 +39,7 @@ comments: true
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=== "Go"
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```go title="binary_tree_bfs.go"
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/* 层序遍历 */
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func levelOrder(root *TreeNode) []int {
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// 初始化队列,加入根结点
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queue := list.New()
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queue.PushBack(root)
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// 初始化一个切片,用于保存遍历序列
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nums := make([]int, 0)
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for queue.Len() > 0 {
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// poll
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node := queue.Remove(queue.Front()).(*TreeNode)
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// 保存结点值
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nums = append(nums, node.Val)
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if node.Left != nil {
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// 左子结点入队
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queue.PushBack(node.Left)
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}
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if node.Right != nil {
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// 右子结点入队
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queue.PushBack(node.Right)
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}
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}
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return nums
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}
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[class]{}-[func]{hierOrder}
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```
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=== "JavaScript"
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@@ -153,38 +131,11 @@ comments: true
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=== "Go"
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```go title="binary_tree_dfs.go"
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/* 前序遍历 */
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func preOrder(node *TreeNode) {
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if node == nil {
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return
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}
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// 访问优先级:根结点 -> 左子树 -> 右子树
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nums = append(nums, node.Val)
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preOrder(node.Left)
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preOrder(node.Right)
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}
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/* 中序遍历 */
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func inOrder(node *TreeNode) {
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if node == nil {
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return
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}
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// 访问优先级:左子树 -> 根结点 -> 右子树
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inOrder(node.Left)
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nums = append(nums, node.Val)
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inOrder(node.Right)
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}
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/* 后序遍历 */
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func postOrder(node *TreeNode) {
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if node == nil {
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return
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}
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// 访问优先级:左子树 -> 右子树 -> 根结点
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postOrder(node.Left)
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postOrder(node.Right)
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nums = append(nums, node.Val)
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}
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[class]{}-[func]{preOrder}
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[class]{}-[func]{inOrder}
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[class]{}-[func]{postOrder}
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```
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=== "JavaScript"
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