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3 changed files with 89 additions and 2 deletions
38
codes/go/chapter_sorting/bubble_sort/bubble_sort.go
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38
codes/go/chapter_sorting/bubble_sort/bubble_sort.go
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// File: bubble_sort.go
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// Created Time: 2022-12-06
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// Author: Slone123c (274325721@qq.com)
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package bubble_sort
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/* 冒泡排序 */
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func bubbleSort(nums []int) {
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// 外循环:待排序元素数量为 n-1, n-2, ..., 1
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for i := len(nums) - 1; i > 0; i-- {
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// 内循环:冒泡操作
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for j := 0; j < i; j++ {
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if nums[j] > nums[j+1] {
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// 交换 nums[j] 与 nums[j + 1]
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nums[j], nums[j+1] = nums[j+1], nums[j]
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}
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}
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}
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}
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/* 冒泡排序(标志优化)*/
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func bubbleSortWithFlag(nums []int) {
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// 外循环:待排序元素数量为 n-1, n-2, ..., 1
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for i := len(nums) - 1; i > 0; i-- {
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flag := false // 初始化标志位
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// 内循环:冒泡操作
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for j := 0; j < i; j++ {
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if nums[j] > nums[j+1] {
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// 交换 nums[j] 与 nums[j + 1]
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nums[j], nums[j+1] = nums[j+1], nums[j]
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flag = true // 记录交换元素
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}
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}
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if flag == false { // 此轮冒泡未交换任何元素,直接跳出
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break
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}
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}
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}
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20
codes/go/chapter_sorting/bubble_sort/bubble_sort_test.go
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20
codes/go/chapter_sorting/bubble_sort/bubble_sort_test.go
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// File: bubble_sort_test.go
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// Created Time: 2022-12-06
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// Author: Slone123c (274325721@qq.com)
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package bubble_sort
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import (
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"fmt"
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"testing"
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)
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func TestBubbleSort(t *testing.T) {
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nums := []int{4, 1, 3, 1, 5, 2}
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bubbleSort(nums)
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fmt.Println("冒泡排序完成后 nums = ", nums)
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nums1 := []int{4, 1, 3, 1, 5, 2}
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bubbleSortWithFlag(nums1)
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fmt.Println("冒泡排序完成后 nums1 = ", nums)
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}
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@ -112,7 +112,19 @@ comments: true
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=== "Go"
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```go title="bubble_sort.go"
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/* 冒泡排序 */
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func bubbleSort(nums []int) {
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// 外循环:待排序元素数量为 n-1, n-2, ..., 1
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for i := len(nums) - 1; i > 0; i-- {
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// 内循环:冒泡操作
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for j := 0; j < i; j++ {
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if nums[j] > nums[j+1] {
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// 交换 nums[j] 与 nums[j + 1]
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nums[j], nums[j+1] = nums[j+1], nums[j]
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}
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}
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}
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}
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```
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=== "JavaScript"
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=== "Go"
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```go title="bubble_sort.go"
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/* 冒泡排序(标志优化)*/
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func bubbleSortWithFlag(nums []int) {
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// 外循环:待排序元素数量为 n-1, n-2, ..., 1
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for i := len(nums) - 1; i > 0; i-- {
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flag := false // 初始化标志位
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// 内循环:冒泡操作
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for j := 0; j < i; j++ {
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if nums[j] > nums[j+1] {
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// 交换 nums[j] 与 nums[j + 1]
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nums[j], nums[j+1] = nums[j+1], nums[j]
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flag = true // 记录交换元素
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}
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}
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if flag == false { // 此轮冒泡未交换任何元素,直接跳出
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break
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}
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}
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}
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```
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=== "JavaScript"
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