Выберите дом

1 14 18 2/10
2/11 2/13 2/17 2/18
2/20 2/21 2/3 2/4
2/8 21 3/1 3/10
3/11 3/12 3/14 3/15
3/16 3/17 3/18 3/19
3/2 3/20 3/21 3/5
3/8 4/1 4/10 4/12
4/15 4/16 4/17 4/18
4/19 4/21 4/2а 4/3
4/4 4/6 4/8 4/9
5/1 5/11 5/12 5/13
5/14 5/18 5/19 5/2
5/20 5/21 5/3 5/5
5/6 5/7 5/8 5/9
7 8 9