Movement script

//Luigi Script
//name

using UnityEngine;

class LuigiScript : MonoBehaviour
{
    // Start is called before the first frame update
    protected void Start()
    {
        // Vectors are variables that mean positions.
        Vector3 localWhichPosition;

        // Luigi is in the middle.
        localWhichPosition = Vector3.zero;

        if (Input.GetKey(KeyCode.LeftArrow))
        {
            localWhichPosition = 10 * Vector3.left;

        }
        else
       if (Input.GetKey(KeyCode.RightArrow))
        {
            localWhichPosition = 10 * Vector3.right;
        }

        localWhichPosition = Vector3.zero;

        if (Input.GetKey(KeyCode.UpArrow))
        {
            localWhichPosition = 10 * Vector3.up;

        }
        else
       if (Input.GetKey(KeyCode.DownArrow))
        {
            localWhichPosition = 10 * Vector3.down;
        }



        // You have to set the transform position
        // to actually change Luigi's position.

        this.transform.position = localWhichPosition;

    }

    // Update is called once per frame
    void Update()
    {

    }
}