22         let litButton = new LitButton();  variable
26         let litButton = new LitButton();  variable
31         let litButton = new LitButton();  variable
36         let litButton = new LitButton();  variable
41         let litButton = new LitButton();  variable
46         let litButton = new LitButton();  variable
51         let litButton = new LitButton();  variable
56         let litButton = new LitButton();  variable
61         let litButton = new LitButton();  variable
66         let litButton = new LitButton();  variable
71         let litButton = new LitButton();  variable
76         let litButton = new LitButton();  variable
81         let litButton = new LitButton();  variable
86         let litButton = new LitButton();  variable