类型和值
This segment should take about 55 minutes. It contains:
| Slide | Duration |
|---|---|
| 变量 | 5 minutes |
| 值 | 5 minutes |
| 算术 | 3 minutes |
| 字符串 | 5 minutes |
| 类型推导 | 3 minutes |
| 练习：Fibonacci | 30 minutes |
This segment should take about 55 minutes. It contains:
| Slide | Duration |
|---|---|
| 变量 | 5 minutes |
| 值 | 5 minutes |
| 算术 | 3 minutes |
| 字符串 | 5 minutes |
| 类型推导 | 3 minutes |
| 练习：Fibonacci | 30 minutes |