该作业请用 递归方式编程解答
| Problem ID | Title | Source/Category | Solved | Submit | |
| A | 递归_输出123... | 递归 | 33 | 41 | |
| B | 递归_输出123...21 | 递 归 | 25 | 34 | |
| C | 反向输出 (课程B) | 递归 | 24 | 29 | |
| D | 递归_输出123...321 | 递归 | 25 | 34 | |
| E | 阶加(递归入门1)(1) | 递归 | 21 | 25 | |
| F | 阶乘(递归入门1)(1) | 递归 | 20 | 35 | |
| G | 逆序输出(递归入门1)(1.8) | 递归 | 17 | 25 | |
| H | 走楼梯 | 13 | 13 | ||
| I | 兔子繁殖2(递归入门2)(2.2) | 递归 | 6 | 45 | |
| J | 兔子繁殖(1.8) | 递推 四年级 | 11 | 18 |