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public static void InsertionSort(int[] array)
{
int arrayLength = array.Length;//数组长度(时间复杂度为O(n^2))
for (int i = 1; i < arrayLength; ++i)
{
//定义临时变量
int temp = array[i];
int j = i - 1;
// 堆代码 duidaima.com
while (j >= 0 && array[j] > temp)
{
array[j + 1] = array[j];
j--;
}
array[j + 1] = temp;
}
}
public static void InsertionSortRun()
{
int[] array = { 26, 15, 5, 3, 38, 36, 44, 27, 47, 2, 46, 4, 50, 19, 48 };
Console.WriteLine("排序前:" + string.Join(", ", array));
InsertionSort(array);
Console.WriteLine("排序后:" + string.Join(", ", array));
}
输出结果
