Java Arrays - Hands on 1 Problem 2:

Java Arrays - Hands on 1
Problem 2:

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import java.io.*;

import java.util.*;

import java.text.*;

import java.math.*;

import java.util.regex.*;

public class Solution {

public static void main(String args[] ) throws Exception {

/* Enter your code here. Read input from STDIN. Print output to STDOUT */

Scanner scn=new Scanner(System.in);

Book[] booksArray=new Book[4];

Book[] sorted=new Book[4];

for(int i=0;i<booksArray.length;i++)

{

booksArray[i]=new Book();

sorted[i]=new Book();

}

for(int i=0;i<booksArray.length;i++)

{

booksArray[i].id=scn.nextInt();

booksArray[i].title=scn.next();

booksArray[i].author=scn.next();

booksArray[i].price=scn.nextDouble();

}

sorted=sortBooksByPrice(booksArray);

for(int i=0;i<sorted.length;i++)

{

System.out.println(sorted[i].id+" "+sorted[i].title+" "+sorted[i].author+"

"+sorted[i].price);

}

}

public static Book[] sortBooksByPrice(Book[]booksArray){

int n=booksArray.length;

for(int i=0;i<n-1;i++)

{

for(int j=0;j<n-i-1;j++)

{

if(booksArray[j].price>booksArray[j+1].price)

{

Book temp=booksArray[j];

booksArray[j]=booksArray[j+1];

booksArray[j+1]=temp;

}

}

}

return booksArray;

}

}

class Book

{

int id;

String title,author;

double price;

}