why does this not work

0 down vote favorite so i made 2 scripts and assing it to 2 cubes: cube and cube 1. normaly if you click on cube its set a value so that when you click cube 1 its dispear. if you click cube 1 first it not gonna work. so thats what i tried to make but its do not work and i dont now why

here are my scripts

the script for cube:

 using UnityEngine;
 using System.Collections;
 
 public class script : MonoBehaviour {
 
 public int test = 0; // make the variable for the value
 public  void OnMouseDown() // when the user click
 {
     test = 1; //make the value of test 1
 } }

and here is the script for cube 1:

 using UnityEngine;
 using System.Collections;
 
 public class NewBehaviourScript1 : MonoBehaviour
 {
     public GameObject a; //make a gameobject
     public script script; //make a variable where we put in the script
     void OnMouseDown() // when the user click
     {
         script = a.GetComponent<script>(); // get script
 
         if ( script.test == 1) //test or the variable test in the other script is 1
             {
             Destroy(gameObject); // destroy the object
             }
     }
 }
 

can someon please help me