寫一個quicksort的java代碼
时间: 2023-03-11 11:11:52 浏览: 82
public class QuickSort {
public static void main(String[] args) {
int[] inputArray = {45, 23, 11, 89, 77, 98, 4, 28, 65, 43};
quickSort(inputArray, 0, inputArray.length - 1);
for (int i = 0; i < inputArray.length; i++) {
System.out.print(inputArray[i] + " ");
}
}
public static void quickSort(int[] arr, int low, int high) {
if (arr == null || arr.length == 0)
return;
if (low >= high)
return;
int middle = low + (high - low) / 2;
int pivot = arr[middle];
int i = low, j = high;
while (i <= j) {
while (arr[i] < pivot) {
i++;
}
while (arr[j] > pivot) {
j--;
}
if (i <= j) {
int temp = arr[i];
arr[i] = arr[j];
arr[j] = temp;
i++;
j--;
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