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Bug fixes and improvements (#1133)
* Bug fixes * Update the figure of the JD link * Unify the code comments of insertion_sort
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@@ -8,10 +8,10 @@
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/* 插入排序 */
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void insertionSort(vector<int> &nums) {
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// 外循环:已排序元素数量为 1, 2, ..., n
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// 外循环:已排序区间为 [0, i-1]
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for (int i = 1; i < nums.size(); i++) {
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int base = nums[i], j = i - 1;
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// 内循环:将 base 插入到已排序部分的正确位置
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// 内循环:将 base 插入到已排序区间 [0, i-1] 中的正确位置
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while (j >= 0 && nums[j] > base) {
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nums[j + 1] = nums[j]; // 将 nums[j] 向右移动一位
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j--;
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