package cn.itcast.demo;
/**
-
@Description
-
@auther lenovo
-
@create 2019-09-19 21:44
*/
public class Test9 {public static void main(String args[]) {
int[] nums = {21, 23, 65, 34, 97};
for (int i = 0; i < nums.length - 1; i++) {
for (int j = 0; j < nums.length - i - 1; j++) {
if (nums[j] < nums[j + 1]) {
int temp = nums[j];
nums[j] = nums[j + 1];
nums[j + 1] = temp;
}
}
}
for (int i = 0; i < nums.length; i++) {
System.out.print(nums[i] + “,”);
}
}
}
======
输出结果
97,65,34,23,21,
Process finished with exit code 0
说明,理解冒泡思想,
当前变量,下一个变量,临时变量,不管比大还是比小,都是这个思路.