1-121-1-1
2-22
3-33
4-44
5-55


30-3030
15-1515
9-99
25-2525
14-1414


10-1010
11-1111
12-1212
6-66
7-77


27-2727
2828
1616
13-1313
2929


18-1818
2323
13-1313
22-2222
20-2020


21-2121
19-1919
8-88
31-3131
3030-31