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  • 冒泡排序法

    ——from me

    public class BubbleSort{
    public static int[] sortArray(int[] nums){
    for(int i=0;i<nums.length;i++){
    for(int j=i+i;j<nums.length;j++){
    if(nums[i]>nums[j]){
    int temp=nums[i];
    nums[i]=nums[j];
    nums[j]=temp;
    }


    }
    }
    return nums;
    }
    public static void main(String[] args)
    {
    int[] nums=sortArray(new int[]{1,6,3,9,8,2,4,7,5});
    for(int i=0;i<nums.length;i++)
    System.out.print(nums[i]);
    }
    }

    ——from books

    public class BubbleSort {
    public void sortArray() {
    int arr[] = {2, 1, 5, 8, 21, 12};
    System.out.print("before sort:");
    for (int i = 0; i < arr.length; i++) {
    System.out.print(" " + arr[i]);
    for (int j = 0; j < arr.length - 1; j++) {
    if (arr[j] > arr[j + 1]) {
    int temp = arr[j];
    arr[j] = arr[j + 1];
    arr[j + 1] = temp;
    }
    }
    }
    System.out.println(" sorted:");
    for (int i = 0; i < arr.length; i++)
    System.out.print(" " + arr[i]);
    }

    public static void main(String[] args) {
    BubbleSort p = new BubbleSort();
    p.sortArray();
    }
    }

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  • 原文地址:https://www.cnblogs.com/sunshinewxz/p/4525065.html
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