1, 10;
2, 20;
3, 30;
4, 40;
5, 50;
6, 60;
7, 70;
8, 80;
9, 90;
10, 100;
11, 110;
12, 120;
13, 15;
14, 25;
15, 35;
16, 45;
17, 55;
18, 65;
19, 75;
20, 85;
21, 95;
22, 105;
23, 115;
24, 125;