Code:
import java.util.Scanner;
import java.io.*;
import java.util.Random;

public class RandomName
{
	public static void main(String[] args) throws IOException
	{

		Scanner key = new Scanner(System.in);
		Random randomNumbers = new Random();

		int n = 0;
		String[] names= new String[50];
		int index = 0;
		int count =0;


		//Opens the file from user
		//

		File file = new File("name.txt");
		Scanner outputFile = new Scanner(file);

		while(outputFile.hasNext())
		{
			names[index] = outputFile.nextLine();

			index++;

			n++;
		}


		//prints out the number of people in the file
		//Store into an array
		//prints out a random name from the file

		System.out.println("Number of people: " + n );
		int x = randomNumbers.nextInt(n);

		System.out.println(names[x]);
		System.out.print("Command? ");
		String command = key.nextLine();

		//contine to loop the program
		//Write to the file
		//
		while(!command.equals("exit"))
		{
			if(command.equals("n"))
			{
				x = randomNumbers.nextInt(n);
				System.out.println(names[x]);
				
				System.out.print("Command? ");
				command = key.nextLine();
				count++;
			}

			else if(command.equals("help"))
			{
				System.out.println(" n    Next random name");
				System.out.println(" exit Exit the program");	
				System.out.print(" list List all the unique names that have been");
				System.out.println(" called as well the number of times");
				System.out.println(" help Display this message");
				System.out.print("Command? ");
				command = key.nextLine();
			}
			else if(command.equals("list"))
			{
				System.out.println(count);
				System.out.print("Command? ");
				command = key.nextLine();
			}
			
	
		}
		outputFile.close();

		//Exit the program if user enter exit
		//

		if(command.equals("exit"))
		{
			System.out.println("The program has generated " + count   + " name(s) with " + "" + "repetition(s)");
			System.exit(0);
		}
	}
}
Im trying to make it how many times a name comes up.
for example:
john
alex
john

and when a person type list it will display
john(2)
alex(1)

how will i do this?