Number Wizard Greeting

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class NumberWizard : MonoBehaviour
{
// variables
int max = 1000;
int min = 1;
int guess = 500;

// Start is called before the first frame update
void Start()
{   //Starting dialogue  
    Debug.Log("Greetings i am Merlin the wizard...Welcome to my number wizard"); 
    Debug.Log("Please pick any number and i shall find tell what it is...dont be scared!!!");
    Debug.Log("The highest the number you can pick is: " + max);
    Debug.Log("The lowest the number you can pick is: " + min);
    Debug.Log("Tell me if your number higher or lower than: " + guess);
    Debug.Log("Push Up = Higher, Push Down = Lower, Enter  = Correct");
    max = max + 1;
}
    // Update is called once per frame
void Update()
{

    //Detect when the up arrow key is pressed down
    if (Input.GetKeyDown(KeyCode.UpArrow)) //is pressed if their number is higher than the current guess
    {
        
        min = guess;
        guess = (max + min) / 2;
       
        Debug.Log("So is your numbner higher or lower than : " + guess);
    }
    //Detect when the Up key is pressed down
    else if (Input.GetKeyDown(KeyCode.DownArrow)) // is pressed if their number is lower than the current guess
    {
        
        max = guess;
        guess = (max + min) / 2;
        
        Debug.Log("So is your numbner higher or lower than : " + guess);
    }
    //Detect when the Return key is pressed down
    else if (Input.GetKeyDown(KeyCode.Return)) // is pressed if the guess was correct.
    {
        Debug.Log("I told i am wizard...this is nothing to me!!!!! ");
    }

}

}