ISC COMPUTER SCIENCE PRACTICAL 2017 QUESTION 2

import java.util.*;

public class ISC2017Q2 {

       public static void main(String[] args) {

             int N;

             Scanner in = new Scanner(System.in);

             System.out.println("Enter the number of participants:");

             N = in.nextInt();

             while( N <=3 || N >=11) {

                    System.out.println("Invalid input, try again:");

                    N = in.nextInt();

             }

             Match obj = new Match(N);

             System.out.println("Enter the answer key:");

             obj.getAnswerKey();

             System.out.println("Enter the participants answer:");

             System.out.println();

             obj.getParticipantAnswer();

             System.out.println("OUTPUT:N = "+N);

             obj.calculateScores();

             System.out.println();

             obj.display();

             in.close();

       }

}

class Match {

public void display() {

       System.out.println("SCORES:");

       for(int i=0;i<no_of_candidates;i++) {

             System.out.println("PARTICIPANT "+(i+1)+" ="+participant_scores[i]);

             if(highest_score<participant_scores[i])

                    highest_score = participant_scores[i];

                    }

       System.out.println("Highest Score:");

       for(int j=0;j<no_of_candidates;j++) {

             if(highest_score==participant_scores[j])

                    System.out.println("PARTICIPANT "+(j+1)+" with score"+participant_scores[j]);

             }

       }

      

public void calculateScores() {

       char[] temp;

       for(int i=0;i<no_of_candidates;i++) {

             participant_scores[i]=0;

             temp = participant_answers[i].toCharArray();

             System.out.print("PARTICIPANT "+(i+1));

             for(int j=0;j<5;j++) {

                    System.out.print(" "+temp[j]+" ");

                    if(temp[j]==answer_key[j])

                          participant_scores[i]++;

             }

             System.out.println();

       }

       }

public void getParticipantAnswer() {

       Scanner in = new Scanner(System.in);

       for(int i=0;i<no_of_candidates;i++) {

             System.out.println("Enter the answer for Participant:"+(i+1));

             participant_answers[i]=in.nextLine();

             }

       }

public void getAnswerKey() {

       String temp;

       Scanner in = new Scanner(System.in);

       temp = in.nextLine();

       answer_key = temp.toCharArray(); // using library function- converting string to char array

       }

Match(int N){

       no_of_candidates = N;

       highest_score = 0;

       participant_scores = new int[no_of_candidates];

       answer_key = new char[no_of_candidates];

       participant_answers = new String[no_of_candidates];

       }

       private int highest_score;

       private int no_of_candidates;

       private int[] participant_scores;

       private String[] participant_answers;

       private char[] answer_key;

}