For the ReadWords class that is used to read the content of a given text file, which of the following represent a valid no-arguments constructor definition? Select one: O a. public void ReadWords) throws FileNotFoundException {...} O b. public ArrayList ReadWords() throws FileNotFoundException {...} O . None of these O d. public ReadWords) throws FileNotFoundException {...}
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- Java Program ASAP Here is a FileSorting program to read a CSV file, sorts a list of integers on each row, and prints a comma separated list of sorted integers on the console. Modify ir by removing or changing the main method os it passes all the test cases. import java.io.File;import java.io.FileNotFoundException;import java.util.ArrayList;import java.util.Scanner; public class FileSorting { private static final String FILENAME = "somefile.txt"; public static void main(String[] args) { // read integers from input file Scanner fileReader; ArrayList<Integer> numbers = new ArrayList<>(); try { fileReader = new Scanner(new File(FILENAME)); while(fileReader.hasNextLine()) { numbers.add(Integer.parseInt(fileReader.nextLine().trim())); } fileReader.close(); }catch(FileNotFoundException fnfe){ System.out.println("File " + FILENAME + " is not…Code isn't running, how do i get it to print to a txt file public class WeightedAvgDataAnalyzer { public static void description() {System.out.println("This program calculates the weighted average of "+ "all those numbers except the lowest n numbers. \n");}//end// get numbers from userpublic static ArrayList<Double> getNumbers(Scanner en) {ArrayList<Double> list = new ArrayList(); while(en.hasNextDouble()) {list.add(en.nextDouble());}return list;}//end//gets the lowest number from user and return it as npublic static int getNumberLowest(Scanner scan) {int n = scan.nextInt();return n;}//end//get the weightpublic static double getWeight(Scanner en) {double weight = en.nextDouble();return weight;}//end //remove Lowest And CalAvg -- returns the avgragepublic static double calculateWeightedAverage(ArrayList<Double> list, int lowest) {double first = list.get(0);double sec = list.get(0);for (double n : list) {if (first > n) {sec = first;first = n;} else if (sec…JAVA PROGRAM PLEASE MODIFY THIS PROGRAM SO WHEN I UPLOAD IT TO HYPERGRADE IT PASSES THE TEST CASE and take out the following from the program please: Boynames.txt is missing.\n Girlnames.txt is missing.\n Both data files are missing.\n THE TEST CASE DOES NOT ASK FOR IT. PLEASE REMOVE IT. I HAVE PROVIDED THE TEST CASE THAT FAILED AND THE INPUTS AS A SCREENSHOT. import java.io.*;import java.util.*;public class NameSearcher { private static List<String> loadFileToList(String filename) throws FileNotFoundException { List<String> namesList = new ArrayList<>(); File file = new File(filename); if (!file.exists()) { throw new FileNotFoundException(filename); } try (Scanner scanner = new Scanner(file)) { while (scanner.hasNextLine()) { String line = scanner.nextLine().trim(); String[] names = line.split("\s+"); for (String name : names) {…
- write a program that reads the students.txt file and stores the name of the student and the grade information as a student object in an arraylist sorts the students names based on their first grade in decreasing order using the selection sort algorithm writes the sorted list as the students last name , middle name (if theres one), first name , and grade information into a text file output example: Robison, Lee 95 80 Green, Alex R 85 60 Waston, Zoe G 100 80 use javaCreate a java method that reads from a text file and returns/makes a ragged array of doubles. The maximum rows is 10 and the maximum columns for each row is 10. Each row in the file is separated by a new line. Each element in the row is separated by a space. The method signature is such: public static double[][] readFile(File f)JAVA PROGRAM PLEASE MODIFY THIS PROGRAM and remove Boynames.txt is missing.\n Girlnames.txt is missing.\nBoth data files are missing.\n from this program please. THE TEST CASE DOES NOT ASK FOR IT. PLEASE REMOVE IT. I HAVE PROVIDED THE TEST CASE THAT FAILED AND THE INPUTS AS A SCREENSHOT. import java.io.*;import java.util.*;public class NameSearcher { private static List<String> loadFileToList(String filename) throws FileNotFoundException { List<String> namesList = new ArrayList<>(); File file = new File(filename); if (!file.exists()) { throw new FileNotFoundException(filename); } try (Scanner scanner = new Scanner(file)) { while (scanner.hasNextLine()) { String line = scanner.nextLine().trim(); String[] names = line.split("\\s+"); for (String name : names) { namesList.add(name.toLowerCase()); } } }…
- package Q2;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.util.ArrayList;import java.util.Scanner;public class Question2 {public static void main(String[] args) throws FileNotFoundException {/*** Part a* Finish creating an ArrayList called NameList that stores the names in the file Names.txt.*/ArrayList<String> NameList = new ArrayList<String>();/*** Part b* Replace null on the right-hand-side of the declaration of the FileInputStream object named inputStream* so that it is initialized correctly to the Names.txt file located in the folder specified in the question description*/FileInputStream inputStream = new FileInputStream("Names.txt");Scanner scnr = new Scanner(inputStream); //Do not modify this line of code/*** Part c* Using a loop and the Scanner object provided, read the names from Names.txt* and store them in NameList created in Part a.*/while (scnr.hasNext()) {//reading each string from text file and adding to…Assume Student and GradeBook classes are defined as follows: public class Student { int id; double testsMarks[]; public double getAverage(){ double sum = 0; for(double marks : testsMarks) { sum+=marks; } return sum/testsMarks.length; } } import java.util.ArrayList; public class GradeBook { String subject; ArrayList<Student> students; public Student getStudentWithMinAverage(){ } } Define the body of getStudentWithMinAverage method that shall return the student object from students ArrayList who got minimum average marks in the class. (Please write minimum code and make use of provided code, making no change in classes' structure)JAVA PROGRAM THIS PROGRAM MUST WORK IN HYPERGRADE. I HAVE PROVIDED THE INPUTS ARS A SCREENSHOT HERE IS A WORKING CODE. import java.io.*;import java.util.*;public class NameSearcher { private static List<String> loadFileToList(String filename) throws FileNotFoundException { List<String> namesList = new ArrayList<>(); File file = new File(filename); if (!file.exists()) { throw new FileNotFoundException(filename); } try (Scanner scanner = new Scanner(file)) { while (scanner.hasNextLine()) { String line = scanner.nextLine().trim(); String[] names = line.split("\\s+"); for (String name : names) { namesList.add(name.toLowerCase()); } } } return namesList; } private static Integer searchNameInList(String name, List<String> namesList) { int index = namesList.indexOf(name.toLowerCase());…
- Scanner sc = new Scanner(System.in);ArrayList <Student> students = new ArrayList<Student>();ArrayList <Student> courses = new ArrayList<Student>();// Method to read the file contents and stores it in// instance arraysvoid readStudents(){// Scanner class object declaredScanner readStuF = null;// try block beginstry{// Opens the file for readingreadStuF = new Scanner(new File("student.txt"));// Loops till end of the file to read recordswhile(readStuF.hasNextLine()){ String stu = readStuF.nextLine();String []eachStu = stu.split(" ");students.add(new Student(eachStu[0], eachStu[1],eachStu[2], Long.parseLong(eachStu[3]),Integer.parseInt(eachStu[4]), Integer.parseInt(eachStu[5]),Integer.parseInt(eachStu[6])));}// End of while loop }// End of try block// Catch block to handle file not found exceptioncatch(FileNotFoundException fe){System.out.println("\n ERROR: Unable to open the file for reading.");}// End of catch block // Close the filereadStuF.close();}// End of…How to add insertion sort in this program? So that in every display, the books will be sorted according to its title.#Library Management System #Importing Libraries import datetime import os #os.getcwd() class LMS: """ This class is used to keep record of books library It has total four module: "Display book, "Issue Books", "Return Books", "Add Books" """ def __init__(self, list_of_books, library_name): self.list_of_books = "list_of_books.txt" self.library_name = library_name self.books_dict = {} #This dictionary will contain books title, lender name, issue date, and book status Id = 101 #Starting ID #read the text file with open (self.list_of_books) as bk: content = bk.readlines() for line in content: self.books_dict.update({str(Id):{ #Updating Dictionary "books_title":line.replace("\n", ""), "lender_name": "", "issue_date": "",…I need this ASAP I am supposed to you try-catch statements for this code but keep getting an error this is the code i have so far: public class FileIO04{ public ArrayList<String> readFileToArrayList(String filename) throws Exception { File file = new File(filename); BufferedReader buffer = new BufferedReader(new FileReader(file)); String line; ArrayList<String> list = new ArrayList<String>(); while ((line = buffer.readLine()) != null) { list.add(line); } return list; } }