quick_sort(q,0,n-1);for(inti=0;i<n;i++) printf("%d",q[i]);return0; } JAVA: importjava.util.Scanner;;publicclassquick_sort {publicstaticvoidmain(String[] args){ Scanner sc=newScanner(System.in);intn=sc.nextInt();int[] arr=newint[100010];for(inti=0;i<n;i++){ arr[i]=...
*/publicstaticvoidquickSortRecursive(int[]a,intp,intr){if(p>=r){return;}// 获取分区点intq=partition(a,p,r);quickSortRecursive(a,p,q-1);quickSortRecursive(a,q+1,r);}publicstaticintpartition(int[]a,intp,intr){intpivot=a[r];inti=p;for(intj=p;j<r;j++){if(a[j]<pivot){intt=...
*/ public class QuickSort { /** * 用于验证待排序序列,避免出现数组下标越界异常 */ public static boolean valid(int[] array,int base,int low,int high){ // 避免出现数组下标越界异常 if(base>low || base>high || low>high){ return false; } //只有一个元素的情况:base=low=high if(base ...
class QuickSort { static int d[]=new int[100]; public static void main(String[] args) throws java.io.IOException { int n; int i,j; Scanner s = new Scanner(System.in); n=s.nextInt(); for (i=0;i<n;i++) d[i]=s.nextInt(); quickSort(0,n-1); for (...
1 package t0505; 2 import java.util.Arrays; 3 4 /** 5 * @author LU 6 * 7 * 2021年5月5日 8 */ 9 public class QuickSort1 { 10 public static void swap(int [] data ,int i, int j){ 11 int temp= data[i]; 12 data [i]=data[j]; 13 data[j]=...
//先调用改进算法Qsort使之基本有序//再用插入排序对基本有序序列排序for(int i=1;i<=n;i++){int tmp=r[i];int j=i-1;while(tmp<r[j]){r[j+1]=r[j];j=j-1;}r[j+1]=tmp;}}intmain(){int a[10]={3,1,5,7,2,4,9,6,10,8};cout<<"初始值:";print(a,10);quickSort(a,...
Java快速排序(Quick Sort) 快速排序(Quick Sort)是基于二分思想,对冒泡排序的一种改进。主要思想是确立一个基数,将小于基数的数字放到基数的左边,大于基数的数字放到基数的右边,然后再对这两部分数字进一步排序,从而实现对数组的排序。 其优点是效率高,时间复杂度平均为O(nlogn),顾名思义,快速排序是最快的排序...
Quicksort in Java Hi everyone, am very new in Java and learning just the basics. I have to know the java coding for Quicksort. I saw few in Internet but found it difficult to understand. Can anyone please help me with the coding in a simple way (comments for each line shall help)....
(quickSort(less));result.add(pivot);result.addAll(quickSort(greater));returnresult;}}publicstaticvoidmain(String[]args){List<Integer>test=newArrayList<>();for(int i=0;i<50;i++){Integer num=newRandom().nextInt(100);System.out.println("排序前");System.out.println(num);test.add(num)...
public class QuickSort { public static void main(String[] args) { // 创建Int类型的数组 int[] arr = {3, 4, 8, 9, 1, 7, 2, 5, 6}; // 调用排序方法 参数表示 arr:传递一个数组,0:最左侧下标 arr.length-1:最右侧的下标 for (int ii:arr){ ...