mirror of
https://github.com/krahets/hello-algo.git
synced 2025-12-19 07:17:54 +08:00
style(go): fix go code style
Make the classes and methods in the package private, in case misuse
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@@ -10,26 +10,26 @@ import (
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. "github.com/krahets/hello-algo/pkg"
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)
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type BinarySearchTree struct {
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type binarySearchTree struct {
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root *TreeNode
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}
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func NewBinarySearchTree(nums []int) *BinarySearchTree {
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func newBinarySearchTree(nums []int) *binarySearchTree {
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// sorting array
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sort.Ints(nums)
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root := buildBinarySearchTree(nums, 0, len(nums)-1)
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return &BinarySearchTree{
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return &binarySearchTree{
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root: root,
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}
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}
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/* 获取根结点 */
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func (bst *BinarySearchTree) GetRoot() *TreeNode {
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func (bst *binarySearchTree) getRoot() *TreeNode {
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return bst.root
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}
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/* 获取中序遍历的下一个结点 */
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func (bst *BinarySearchTree) GetInOrderNext(node *TreeNode) *TreeNode {
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func (bst *binarySearchTree) getInOrderNext(node *TreeNode) *TreeNode {
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if node == nil {
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return node
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}
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@@ -41,7 +41,7 @@ func (bst *BinarySearchTree) GetInOrderNext(node *TreeNode) *TreeNode {
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}
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/* 查找结点 */
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func (bst *BinarySearchTree) Search(num int) *TreeNode {
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func (bst *binarySearchTree) search(num int) *TreeNode {
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node := bst.root
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// 循环查找,越过叶结点后跳出
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for node != nil {
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@@ -61,7 +61,7 @@ func (bst *BinarySearchTree) Search(num int) *TreeNode {
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}
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/* 插入结点 */
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func (bst *BinarySearchTree) Insert(num int) *TreeNode {
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func (bst *binarySearchTree) insert(num int) *TreeNode {
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cur := bst.root
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// 若树为空,直接提前返回
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if cur == nil {
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@@ -92,7 +92,7 @@ func (bst *BinarySearchTree) Insert(num int) *TreeNode {
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}
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/* 删除结点 */
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func (bst *BinarySearchTree) Remove(num int) *TreeNode {
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func (bst *binarySearchTree) remove(num int) *TreeNode {
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cur := bst.root
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// 若树为空,直接提前返回
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if cur == nil {
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@@ -136,10 +136,10 @@ func (bst *BinarySearchTree) Remove(num int) *TreeNode {
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// 子结点数为 2
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} else {
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// 获取中序遍历中待删除结点 cur 的下一个结点
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next := bst.GetInOrderNext(cur)
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next := bst.getInOrderNext(cur)
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temp := next.Val
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// 递归删除结点 next
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bst.Remove(next.Val)
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bst.remove(next.Val)
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// 将 next 的值复制给 cur
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cur.Val = temp
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}
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@@ -160,7 +160,7 @@ func buildBinarySearchTree(nums []int, left, right int) *TreeNode {
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return root
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}
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// Print binary search tree
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func (bst *BinarySearchTree) Print() {
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// print binary search tree
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func (bst *binarySearchTree) print() {
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PrintTree(bst.root)
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}
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