Cost breakdown

import java.util.Scanner;
public class doloop {
    public static void main(String[]args){
       Scanner scan = new Scanner(System.in);
        int rand = ((int)(Math.random()*100)) + 1;
        int randTwo = ((int)(Math.random()*100)) + 1;
       
        int correctGuess = ((rand + randTwo)/2); 
        System.out.print("guess a number from 1 to 100 that is in the middle "
                + "of two random numbers: ");
        int guess = scan.nextInt();
        
        do
        {
            
        if (guess > correctGuess){
            System.out.print("your guess is high. Guess again: ");
            guess = scan.nextInt();}
        if (guess < correctGuess){
            System.out.print("your guess is too low. Guess again: ");
            guess = scan.nextInt();
        }
       
        }while (guess != correctGuess);
    System.out.println (" you guessed the middle number correctly!. "
            + "the two numbers were");
    }
    
    
}