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Add build script for JS and TS codes.

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krahets
2023-02-08 19:45:06 +08:00
parent 22b7d65d20
commit 05f0054005
28 changed files with 227 additions and 2217 deletions
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docs/chapter_sorting/quick_sort.md
+10 -96
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@@ -108,7 +108,7 @@ comments: true
=== "JavaScript"
``` js title="quick_sort.js"
```javascript title="quick_sort.js"
/* 元素交换 */
function swap(nums, i, j) {
let tmp = nums[i];
@@ -288,33 +288,13 @@ comments: true
=== "JavaScript"
```javascript title="quick_sort.js"
/* 快速排序 */
function quickSort(nums, left, right) {
// 子数组长度为 1 时终止递归
if (left >= right) return;
// 哨兵划分
const pivot = partition(nums, left, right);
// 递归左子数组、右子数组
quickSort(nums, left, pivot - 1);
quickSort(nums, pivot + 1, right);
}
[class]{QuickSort}-[func]{quickSort}
```
=== "TypeScript"
```typescript title="quick_sort.ts"
/* 快速排序 */
function quickSort(nums: number[], left: number, right: number): void {
// 子数组长度为 1 时终止递归
if (left >= right) {
return;
}
// 哨兵划分
const pivot = partition(nums, left, right);
// 递归左子数组、右子数组
quickSort(nums, left, pivot - 1);
quickSort(nums, pivot + 1, right);
}
[class]{QuickSort}-[func]{quickSort}
```
=== "C"
@@ -445,53 +425,17 @@ comments: true
=== "JavaScript"
```javascript title="quick_sort.js"
/* 选取三个元素的中位数 */
function medianThree(nums, left, mid, right) {
// 使用了异或操作来简化代码
// 异或规则为 0 ^ 0 = 1 ^ 1 = 0, 0 ^ 1 = 1 ^ 0 = 1
if ((nums[left] < nums[mid]) ^ (nums[left] < nums[right]))
return left;
else if ((nums[mid] < nums[left]) ^ (nums[mid] < nums[right]))
return mid;
else
return right;
}
/* 哨兵划分（三数取中值） */
function partition(nums, left, right) {
// 选取三个候选元素的中位数
let med = medianThree(nums, left, Math.floor((left + right) / 2), right);
// 将中位数交换至数组最左端
swap(nums, left, med);
// 以 nums[left] 作为基准数
// 下同省略...
}
[class]{QuickSortMedian}-[func]{medianThree}
[class]{QuickSortMedian}-[func]{partition}
```
=== "TypeScript"
```typescript title="quick_sort.ts"
/* 选取三个元素的中位数 */
function medianThree(nums: number[], left: number, mid: number, right: number): number {
// 使用了异或操作来简化代码
// 异或规则为 0 ^ 0 = 1 ^ 1 = 0, 0 ^ 1 = 1 ^ 0 = 1
if (Number(nums[left] < nums[mid]) ^ Number(nums[left] < nums[right])) {
return left;
} else if (Number(nums[mid] < nums[left]) ^ Number(nums[mid] < nums[right])) {
return mid;
} else {
return right;
}
}
[class]{QuickSortMedian}-[func]{medianThree}
/* 哨兵划分（三数取中值） */
function partition(nums: number[], left: number, right: number): number {
// 选取三个候选元素的中位数
let med = medianThree(nums, left, Math.floor((left + right) / 2), right);
// 将中位数交换至数组最左端
swap(nums, left, med);
// 以 nums[left] 作为基准数
// 下同省略...
[class]{QuickSortMedian}-[func]{partition}
```
=== "C"
@@ -607,43 +551,13 @@ comments: true
=== "JavaScript"
```javascript title="quick_sort.js"
/* 快速排序（尾递归优化） */
function quickSort(nums, left, right) {
// 子数组长度为 1 时终止
while (left < right) {
// 哨兵划分操作
let pivot = partition(nums, left, right);
// 对两个子数组中较短的那个执行快排
if (pivot - left < right - pivot) {
quickSort(nums, left, pivot - 1); // 递归排序左子数组
left = pivot + 1; // 剩余待排序区间为 [pivot + 1, right]
} else {
quickSort(nums, pivot + 1, right); // 递归排序右子数组
right = pivot - 1; // 剩余待排序区间为 [left, pivot - 1]
}
}
}
[class]{QuickSortTailCall}-[func]{quickSort}
```
=== "TypeScript"
```typescript title="quick_sort.ts"
/* 快速排序（尾递归优化） */
function quickSort(nums: number[], left: number, right: number): void {
// 子数组长度为 1 时终止
while (left < right) {
// 哨兵划分操作
let pivot = partition(nums, left, right);
// 对两个子数组中较短的那个执行快排
if (pivot - left < right - pivot) {
quickSort(nums, left, pivot - 1); // 递归排序左子数组
left = pivot + 1; // 剩余待排序区间为 [pivot + 1, right]
} else {
quickSort(nums, pivot + 1, right); // 递归排序右子数组
right = pivot - 1; // 剩余待排序区间为 [left, pivot - 1]
}
}
}
[class]{QuickSortTailCall}-[func]{quickSort}
```
=== "C"