You are required to calculate the gradients of

$$

$($

$$

$,$

$$

$)$

$=$

$1$

$2$

$+$

$$

$$

$$

$2$

$($

$$

$1$

$$

$1$

$)$

$+$

$$

$$

$$

$($

$$

$2$

$$

$2$

$)$

with respect to

$$

$$

$$and

$$

$$

$.$

Use computational graph for calculation

Note:

Please use

$$

$1$

$=$

$$

$2$

$,$

$$

$1$

$=$

$1$

$,$

$$

$2$

$=$

$$

$2$

$,$

$$

$2$

$=$

$2$

$.$

For

$$

$($

$$

$)$

$=$

$$

$$

$$

$($

$$

$)$

$,$

$$

$\text{'}$

$($

$$

$)$

$=$

$$

$$

$$

$($

$$

$)$

For

$$

$($

$$

$)$

$=$

$$

$$

$$

$($

$$

$)$

$,$

$$

$\text{'}$

$($

$$

$)$

$=$

$-$

$$

$$

$$

$($

$$

$)$

For

$$

$($

$$

$)$

$=$

$$

$2$

$,$

$$

$\text{'}$

$($

$$

$)$

$=$

$2$

$$

Task B: Please write a python program to implement the computational graph and verify your answer.