跟着消防员爸爸学习C++编程与算法（请备注算法学习）
欢迎咨询
| 9.7 - 3.8 = | 1.7 - 1.5 = | 7.3 - 0.2 = | 9.3 - 9.3 = |
| 8.4 - 6.0 = | 7.3 - 5.0 = | 4.1 - 2.6 = | 7.8 - 0.5 = |
| 8.0 - 3.4 = | 5.4 - 4.6 = | 8.9 - 2.4 = | 7.4 - 5.8 = |
| 8.0 - 4.3 = | 3.8 - 1.9 = | 7.5 - 6.7 = | 3.9 - 1.8 = |
| 7.4 - 0.9 = | 6.1 - 3.2 = | 7.7 - 7.2 = | 3.9 - 2.4 = |
| 7.5 - 6.1 = | 7.4 - 3.5 = | 4.8 - 1.3 = | 5.6 - 0.9 = |
| 8.3 - 6.5 = | 5.5 - 4.6 = | 7.0 - 2.4 = | 7.4 - 7.3 = |
| 2.3 - 0.8 = | 4.3 - 2.5 = | 5.5 - 0.9 = | 8.5 - 5.2 = |
| 8.3 - 7.6 = | 8.6 - 3.7 = | 7.2 - 1.2 = | 7.1 - 4.9 = |
| 8.9 - 4.6 = | 8.9 - 2.5 = | 7.1 - 5.7 = | 1.9 - 0.7 = |
| 3.2 - 0.7 = | 4.5 - 2.1 = | 5.2 - 1.8 = | 4.4 - 3.4 = |
| 9.6 - 0.6 = | 7.1 - 2.5 = | 7.0 - 5.2 = | 3.3 - 3.2 = |
| 8.3 - 5.4 = | 6.0 - 2.4 = |
消防员爸爸