1, 4;
2, 4; 
3, 4;
4, 4;
5, 4;
6, 4; 
7, 4; 
8, 4; 
9, 4; 
10, 4; 
11, 4; 
12, 4; 
13, 4; 
14, 4; 
15, 4; 
16, 4; 
17, 4; 
18, 4; 
19, 4; 
20, 4; 
21, 4; 
22, 4; 
23, 4; 
24, 4;
25, 4;
26, 4;
27, 4;
28, 4;
29, 4;
30, 4;
31, 4;
32, 4;
33, 4;
34, 4;
35, 4;
36, 4;
37, 4;
38, 4;
39, 4;
40, 4;
41, 4;
42, 4;
43, 4;
44, 4;
45, 4;
46, 4;
47, 4;
48, 4;
49, 4;
50, 4;
51, 4;
52, 4;
53, 4;
54, 4;
55, 4;
56, 4;
57, 4;
58, 4;
59, 4;
60, 4;
61, 4;
62, 4;
63, 4;
64, 4;
65, 4;
66, 4;
67, 4;
68, 4;
69, 4;
70, 4;
71, 4;
