package com.test;
import java.util.Arrays;import java.util.Random;
public class CreateArray {
public static void insertSort(int[]data,String sortType){ for (int i = 0; i < data.length; i++) { //保证前i+1个数排好序 for (int j = 0; j < i; j++) { if(data[j]>data[i]){ swap(data, i, j); } } } } public static void bubbleSort(int []data,String sortType){ for (int i = 0; i < data.length; i++) { for (int j = 0; j < data.length - i; j++) { if(data[j]>data[j+1]){ swap(data, j, j+1); } } } } public static void swap(int []data , int x,int y){ int temp = data[x]; data[x] = data[y]; data[y] = temp; } public void printArray(int[]data){ for (int i : data) { System.out.print(i+" "); } System.out.println(); } public static int[]createArray(){ Random r = new Random(); int[]array = new int[10]; for (int i = 0; i < 10; i++) { //生成二个随机数相减，保证生成数中有负数 array[i]=r.nextInt(100)-r.nextInt(100); } System.out.println("原始序列:"+Arrays.toString(array)); return array; } public static void reverse(int []data){ int length = data.length; int temp = 0;//临时变量 for (int i = 0; i < length/2; i++) { temp = data[i]; data[i] = data[length- 1 - i]; data[length- 1 - i] = temp; } }}
