Help me fix the error

[sandy8669]

import java.util.Random;

import java.time.LocalDate;
public class SP2024_DriverLicenseCandidate_Dahal {
private String candidateName;
private String SSNumber;
private String address;
private char[] keyArray;
private char[] answerArray;

// no-argument constructor
public SP2024_DriverLicenseCandidate_Dahal() {
this.keyArray = new char[25];
this.answerArray = new char[25];
}

// parameterized constructor
public SP2024_DriverLicenseCandidate_Dahal(String candidateName,String SSNumber, String address, char[] answerArray) {
this.candidateName = candidateName;
this.SSNumber = SSNumber;
this.address = address;
this.keyArray = new char[25];
this.answerArray = answerArray;
}

// method to evaluate the test result
public int[] evaluateResult() {
int[] resultArray = new int[25];
for (int i = 0; i < 25; i++) {
if (keyArray[i] == answerArray[i]) {
resultArray[i] = 1;
}
}
return resultArray;
}

// method to generate the Driver License Number
public String generateDriverLicenseNumber() {
Random random = new Random();
StringBuilder licenseNumber = new StringBuilder();
for (int i = 0; i < 8; i++) {
licenseNumber.append(random.nextInt(10));
}
return licenseNumber.toString();
}

// method to convert the resultArray to a string
public String getResultString(int[] resultArray) {

   int correctCount = 0;
   StringBuilder failedQuestions = new StringBuilder();
   for (int i = 0; i < 25; i++) {
       if (resultArray[i] == 0) {
           failedQuestions.append((i + 1)).append(" ");
       } else {
           correctCount++;
       }
   }

   String result = correctCount >= 20 ? "PASSED" : "FAILED";
   String licenseNumber = result.equals("PASSED") ? generateDriverLicenseNumber() : "";
   
    
    String resultString =String.format("DRIVER LICENSE COMPUTER TEST RESULT\n" +
           "Test Date:%s\n" +
           "Candidate: %s %s\n" +
           "SS Number: %s\n" +
           "Address: %s\n" +
           "Result: %s\n" +
           "Number of correct answers: %d\n" +
           "Failed questions: %s\n" +
           "Driver License Number: %s\n"+
           java.time.LocalDate.now() ,candidateName, SSNumber, address, result, correctCount, failedQuestions, licenseNumber);
    return resultString ;

}

// method to convert the answerArray to a string
public String getAnswerString() {
StringBuilder answerString = new StringBuilder();
for (int i = 0; i < 25; i++) {
answerString.append(answerArray[i]).append(" ");
}
return answerString.toString();
}

// toString method to display the test result
public String toString() {
int[] resultArray = evaluateResult();
return getResultString(resultArray);
}
}

[Kapil2017]

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[Lebongay]

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[F1am-e]

好的，已收到，谢谢！