排序

import java.util.Scanner;
public class Demo6{
    public static void main(String[] args) {
        int[] array = {10,6,4,3,2,1};
        //
        for (int i=0;i<array.length-1;i++) {//外层循环，控制轮数
            for (int j=0;j<array.length-1-i;j++) {
                //j = array.length-1=5
                if(array[j]>array[j+1]){//array[5]>array[6]
                    int temp = array[j];
                    array[j] = array[j+1];
                    array[j+1] = temp;
                }
            }
        }    
        for (int num :array ) {
            System.out.print(num+" ");    
        }    
    }
}