写出使用增量序列 对输入数据9, 8, 7, 6, 5, 4, 3, 2, 1进行Shell排序的过程java
时间: 2023-09-12 13:10:12 浏览: 97
以下是使用Java语言实现增量序列对输入数据进行Shell排序的过程:
```java
public class ShellSort {
public static void shellSort(int[] arr) {
int len = arr.length;
int gap = len / 2; // 初始化步长为数组长度的一半
while (gap > 0) {
// 对每个子序列进行直接插入排序
for (int i = gap; i < len; i++) {
int temp = arr[i];
int j = i - gap;
while (j >= 0 && arr[j] > temp) {
arr[j + gap] = arr[j];
j -= gap;
}
arr[j + gap] = temp;
}
gap /= 2; // 步长减半
}
}
public static void main(String[] args) {
int[] arr = {9, 8, 7, 6, 5, 4, 3, 2, 1};
shellSort(arr);
System.out.println(Arrays.toString(arr));
}
}
```
输出结果为:[1, 2, 3, 4, 5, 6, 7, 8, 9]
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