Java - 冒泡排序

 

import java.util.Arrays;

public class Bubble {

    public static void main(String[] args) {
        int [] array = {0, 88, 25, 3, 10, 1, 95, 66, 888, 23, 5};
        System.out.println("原:" + Arrays.toString(array));
        asc(array);
        System.out.println("正序:" + Arrays.toString(array));
        desc(array);
        System.out.println("倒序:" + Arrays.toString(array));
    }

    private static void asc(int [] array){
        int length = array.length;
        for (int i = 0; i < length; i++) {
            for (int j = 0; j < length - i - 1; j++) {
                if(array[j] > array[j + 1]){
                    swap(array, j);
                }
            }
        }
    }

    private static void desc(int [] array){
        int length = array.length;
        for (int i = 0; i < length; i++) {
            for (int j = 0; j < length - i - 1; j++) {
                if(array[j] < array[j + 1]){
                    swap(array, j);
                }
            }
        }
    }

    private static void swap(int [] array, int j){
        int v = array[j + 1];
        array[j + 1] = array[j];
        array[j] = v;
    }

}