Help! Cannot figure out what is wrong with my code.<ExamDemo.java:25: cannot find symbol symbol : constructor DriverExam(java.lang.String[]) location: class DriverExam DriverExam exam = new DriverExam(answers); ^ 1 error>
< import java.util.Scanner; // Input Validation: public class ExamDemo { public static void main(String[] args) { System.out.println(" Driver's Liscense Exam "); Scanner kb = new Scanner(System.in); System.out.println(" 20 multiple choise questions Mark A,B,C,D "); // Inputting string String[] answers = new String[20]; String answer; for (int i = 0; i < 20; i++) { do { System.out.print((i + 1) + ": "); answer = kb.nextLine(); } while (!isValidAnswer(answer)); answers[i] = answer; } // Process DriverExam exam = new DriverExam(answers); // Result System.out.println(" Results "); // outputting Total correct System.out.println("Total Correct: " + exam.totalCorrect()); // outputting Total incorrect System.out.println("Total Incorrect: " + exam.totalIncorrect()); String passed = exam.passed() ? "YES" : "NO"; //result pass or fail System.out.println("Passed: " + passed); if (exam.totalIncorrect() > 0) { System.out.println("The incorrect answers are:"); int missedIndex; for (int i = 0; i < exam.totalIncorrect(); i++) { missedIndex = exam.questionsMissed()[i] + 1; System.out.print(" " + missedIndex); } } } public static boolean isValidAnswer (String answer) { return "A".equalsIgnoreCase(answer) || "B".equalsIgnoreCase(answer) || "C".equalsIgnoreCase(answer) || "D".equalsIgnoreCase(answer) ; } }>< import java.util.Scanner; class DriverExam { //an array of student's answers. private char[] correctAnswers = { 'B','D','A','A','A','C','A','B','A','C','D','B','C','D','A','D','C','C','B','D','A'}; // Store the user answers. private char[] studentAnswers; int[] missed = new int[correctAnswers.length]; //Process the user answers public DriverExam (char[] Answers) { studentAnswers = new char[Answers.length]; for (int i = 0; i < Answers.length; i++) { studentAnswers[i] = Answers[i]; } } //returns boolean value if correct answers > 15 public boolean passed() { if(totalCorrect() >= 15) return true; else return false; } //totalCorrect answers public int totalCorrect() { int correctCount = 0; for (int i = 0; i < correctAnswers.length; i++) { if (studentAnswers[i] == (correctAnswers[i])) { correctCount++; } } return correctCount; } // totalIncorrect answered. public int totalIncorrect() { int incorrectCount = 0; for (int i = 0; i < correctAnswers.length; i++) { if (studentAnswers[i] != (correctAnswers[i])) { missed[incorrectCount] = i; incorrectCount++; } } return incorrectCount; } //Missed questions. public int[] questionsMissed() { return missed; } } //end driver exam class >
Also, keep getting java.lang.ArrayIndexOutOfBoundsException: 20 in my interactions tab when trying to pass e.passed()