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Computer Networking: A Top-Down Approach (7th Edition)

7th Edition

ISBN:9780133594140

Author:James Kurose, Keith Ross

Publisher:James Kurose, Keith Ross

Chapter1: Computer Networks And The Internet

Section: Chapter Questions

Problem R1RQ: What is the difference between a host and an end system? List several different types of end...

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Please help import java.io.File; import java.io.FileNotFoundException; import java.io.FileWriter; import java.io.IOException; import java.util.ArrayList; import java.util.Scanner; public class Main { static public double calcTax(double salary, double taxRate) { double taxOwed = 0; taxOwed = (salary * taxRate) / 100; return taxOwed; } public static void main(String[] args) throws IOException { ArrayList salary = new ArrayList(); ArrayList name = new ArrayList(); ArrayList company_name = new ArrayList(); // int lines = 1; try{ File myFile = new File("taxpayer.txt"); Scanner fileReader = new Scanner(myFile); while(fileReader.hasNextLine()){ String data = fileReader.nextLine(); System.out.println(data); String[] dataArr = data.split(", "); name.add(dataArr[0] + " "+ dataArr[1] ); company_name.add(dataArr[2]); double sal = Double.parseDouble(dataArr[3]); salary.add(sal); // if(lines % 3 == 1 ){ // name.add(data); // }else if(lines % 3 == 2){ // company_name.add(data); // }else{ // double sal = Double.parseDouble(data); // salary.add(sal); // } // lines++; } fileReader.close(); }catch (FileNotFoundException e){ System.out.println("File with given name not found"); e.printStackTrace(); } try(FileWriter myWriter = new FileWriter("taxinfo.txt", true)) { System.out.println("Records started in file ....."); for(int i=0;i