Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Please help with the JAVA code
Transcribed Image Text:Please implement quick sort algorithm we discussed in
class.
Instructions:
Open QuickSort.java
Implement partition()
Outputs:
Given Array
10 7 8 9 1 5
sorted array
15 7 8 9 10
![3 class QuickSort {
4
* 50
6.
int partition(int arr[], int low, int high) {
7
}
8
void sort(int arr[], int low, int high) {
int pi = partition(arr, low, high);
ge
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16e
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230
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36 }
sort(arr, low, pi-1);
sort(arr, pi+1, high);
}
static void printArray(int arr[]) {
int n = arr.length;
for (int i=0; i<n; ++i)
System.out.print(arr[i]+" ");
System.out.println();
}
public static void main(String args[]) {
int arr[] = {10, 7, 8, 9, 1, 5};
int n = arr.length;
System.out.println("Given Array");
printArray (arr);
QuickSort ob = new QuickSort();
ob.sort(arr, 0, n-1);
System.out.println("sorted array");
printArray (ar);
}](https://content.bartleby.com/qna-images/question/4a3432cd-296d-4203-a6f8-5313b44b59a1/d4f13388-23cc-4aac-801f-900d7dfc12fb/e20tqk_processed.png)
Transcribed Image Text:3 class QuickSort {
4
* 50
6.
int partition(int arr[], int low, int high) {
7
}
8
void sort(int arr[], int low, int high) {
int pi = partition(arr, low, high);
ge
10
11
12
13
14
15
16e
17
18
19
20
21
22
230
24
25
26
27
28
29
30
31
32
33
34
35
36 }
sort(arr, low, pi-1);
sort(arr, pi+1, high);
}
static void printArray(int arr[]) {
int n = arr.length;
for (int i=0; i<n; ++i)
System.out.print(arr[i]+" ");
System.out.println();
}
public static void main(String args[]) {
int arr[] = {10, 7, 8, 9, 1, 5};
int n = arr.length;
System.out.println("Given Array");
printArray (arr);
QuickSort ob = new QuickSort();
ob.sort(arr, 0, n-1);
System.out.println("sorted array");
printArray (ar);
}
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