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    public GameObject cube;
    public Color[] colors;

    void Update()
    {
        if (Input.GetKeyDown(KeyCode.Space))
        {
            StartCoroutine(ChangeCube(cube));
        }
    }
    IEnumerator ChangeCube(GameObject cube)
    {
        WaitForSeconds wait = new WaitForSeconds(1f);
        for (int i = 0; i <= colors.Length; i++)
        {
            cube.GetComponent<Renderer>().material.color = ChooseColor(colors[i]);
            Debug.Log("Current color: " + colors[i]);
            yield return wait;
        }

    }
    private Color ChooseColor(Color chosenColor)
    {
        return chosenColor;
    }