feat: add WideMul128 hint

[zmalatrax]

Estimated time: 0.5d
Lifespan: 1d

• Implement the WideMul128 hint.
• Add unit tests, testing the parsing and the logic of the hint.
• Add a Cairo program using the hint, used as an integration test .

How-to implement a hint on the Cairo VM TS available here

Rust implementation reference

[D240021]

I am applying to this issue via OnlyDust platform.

My background and how it can be leveraged

I am Daniel Barrantes, a fullstack software developer passionate about learning new technologies. I have recently entered the world of web3 and I would like to complete my first issue.

How I plan on tackling this issue

-I'll read the code carefully to understand the task
-I'll work hard to make the code work properly
-I'll implement unit tests and integration tests to verify their functionality

[CristopherAguilar10]

Hello @zmalatrax, can I work on this issue? I would like to help

[onlydustapp]

Hey @CristopherAguilar10!
Thanks for showing interest.
We've created an application for you to contribute to Kakarot zkEVM.
Go check it out on OnlyDust!

[zmalatrax]

Sure, assigned @D240021

[zmalatrax]

@coxmars re-assigned

[coxmars]

@coxmars re-assigned

Thanks sir, I will be working on it asap 🫡

[onlydustapp]

Hey @coxmars!
Thanks for showing interest.
We've created an application for you to contribute to Kakarot zkEVM.
Go check it out on OnlyDust!