Help check why the exception exist do some change but be sure to use the printwriter and scanner and make the code more readability Input.txt format like this: Joe sam, thd, 9, 4, 20

import java.io.File; import java.io.PrintWriter; import java.io.IOException; import java.io.FileNotFoundException; import java.io.FileWriter; import java.util.Scanner;

public class Main1 {

private static final Scanner scan = new Scanner(System.in); private static String[] player = new String[622]; private static String DATA = " "; private static int COUNTS = 0;

public static void main(String[] args) throws IOException { System.out.println(title); driver(); } public static void driver() throws IOException { boolean q = false; ScanInput(); Scanner scan = new Scanner(System.in); System.out.println("Please enter the file name with .txt"); String filename = scan.nextLine();

while (!q) { q = processDetail(scan, filename); } scan.close(); System.out.print("Hope you enjoy this program! /nHave a nice day!!"); }

private static boolean processDetail(Scanner scan, String filename) throws IOException { boolean q = false; System.out.println("Enter Yor Q; Y for playing; Q for quiting "); String input = scan.nextLine().trim(); if (input.equalsIgnoreCase("y") ) { System.out.println("Enter the player's full name:"); String fullname= scan.nextLine().trim(); String sss=fullname; player=sss.split(" "); double percent= ProcessInput(player[0]); if (percent <= 0) { System.out.println("Sorry! The player may not shot, or the player wasn't in the league "); return q; } else { COUNTS++; // increment the counts when data are found in the file String result = "The eFG% for "+ player[0] + "is " +percent+"in the team "+player[1] ; DATA += (COUNTS + ". " + result + " "); System.out.println(result + " will be stored in " + filename + " "); System.out.println(DATA); // myFileWriter(filename, DATA); return q; } } else if (input.equalsIgnoreCase("q") ) { q = true; return q; } else { System.out.println("WARNNING: please enter a valid input "); return q; } }

private static double ProcessInput(String fullname) {

int FGM = -1; int threePM = -1; int FGA = -1; for (int i = 0; i < player.length; i++) { String[] data = player[i].split(","); String player = data[0]; if (fullname.equalsIgnoreCase(player)) { FGM = Integer.parseInt(data[2]); threePM = Integer.parseInt(data[3]); FGA = Integer.parseInt(data[4]); } } if (FGM <= 0 || threePM <= 0 || FGA <= 0) { return -1; } else return efgCalculator(FGM, threePM, FGA); }

private static double efgCalculator(int FGM, int threePM, int FGA) { double efg = 100 * ((FGM +(threePM) * 0.5) / FGA); double efgPercent = Math.round(efg); return efgPercent; }

private static void ScanInput() throws FileNotFoundException { try { String Greeting = "Hi, here are your searching history!! "; File file = new File("input.txt"); Scanner scan = new Scanner(file); PrintWriter pw = new PrintWriter(file,"UTF-8"); int index = 0; while (scan.hasNextLine()) { player[index] = scan.nextLine(); index++; } pw.print(Greeting); pw.close(); scan.close(); } catch (FileNotFoundException e1) { System.out.println("File not found or have some typo! Checked again!"); }catch (IOException e) { System.out.println("I/O error occurs!!!"); } } }

JAVA