7.5 | 7.4 | 7.8 | 7.6 | 7.5 | 7.5 | 7.7 | 8.1
7.5 | 7.4 | 7.8 | 7.6 | 7.5 | 7.5 | 7.7 | 8.1
1 3 4 5 6 7 10