How to convert .tflite to .cc fiel

While working on a project, I need to convert .tflite file into .cc file. But I am facing the above error.

Can somebody please help me to solve this issue! sharing the following code:

!apt-get update && apt-get -qq install xxd 


Reading package lists... Done
E: Could not open lock file /var/lib/apt/lists/lock - open (13: Permission denied)
E: Unable to lock directory /var/lib/apt/lists/

I am trying to follow the same instructions as mentioned in the link below:

To install packages using apt-get, you generally need to be running as ‘root’. So try using ‘sudo apt-get’ instead of ‘apt-get’?