函数递归调用栈全代码
时间: 2023-11-15 21:05:43 浏览: 134
函数的递归调用栈代码如下:
```python
def recursive_function(n):
if n == 0:
return 0
return n + recursive_function(n-1)
print(recursive_function(5))
```
在这个例子中,`recursive_function` 函数会递归地调用自己,直到 `n` 的值为 0。每次调用会将 `n` 的值减 1,直到 `n` 的值为 0,此时递归结束,返回 0。在递归的过程中,每一次调用都会将其对应的变量和参数保存在调用栈中。当递归结束后,栈中保存的变量和参数会依次被弹出,直到回到最初的调用位置。在本例中,栈的状态如下:
```
recursive_function(5)
recursive_function(4)
recursive_function(3)
recursive_function(2)
recursive_function(1)
recursive_function(0)
```
在最后一次递归结束后,栈中的状态会逐步恢复,直到回到最初的调用位置。在本例中,栈的状态如下:
```
recursive_function(5)
recursive_function(4)
recursive_function(3)
recursive_function(2)
recursive_function(1)
recursive_function(0)
return 1
return 3
return 6
return 10
```
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