public class ShellSort {
public void shellSort(int[] array, int n) {
int i, j, gap;
int temp;
for (gap = n / 2; gap > 0; gap /= 2) {// 计算gap大小
for (i = gap; i < n; i++) {// 将数据进行分组
for (j = i - gap; j >= 0 && array[j] > array[j + gap]; j -= gap) {// 对每组数据进行插入排序
temp = array[j];
array[j] = array[j + gap];
array[j + gap] = temp;
}
// 打印每趟排序结果
for (int m = 0; m <= array.length - 1; m++) {
System.out.print(array[m] + "\t");
}
System.out.println();
}
}
}
public static void main(String[] args) {
ShellSort shellSort = new ShellSort();
int[] array = { 5, 69, 12, 3, 56, 789, 2, 5648, 23 };
shellSort.shellSort(array, array.length);// 注意为数组的个数
for (int m = 0; m <= array.length - 1; m++) {
System.out.print(array[m] + "\t");
}
}
}