# What's the perfect encoding? How do you know?

**Published:** June 10, 2026
**Author:** 3Blue1Brown
**Source:** YouTube — Andrej Karpathy
**Language:** en-US
**HTML:** https://aiqazaqstan.com/en/articles/what-s-the-perfect-encoding-how-do-you-know

Here's a puzzle from a video I just posted. Imagine you have sent a robot to a far-away moon, and from here on Earth we want to send it instructions for how to move. Those movements are limited to four very simple possibilities. It can take a step up, down, left, or right.…

> From the original source: **YouTube — Andrej Karpathy**
> [Read full article at YouTube — Andrej Karpathy](https://www.youtube.com/shorts/7L_eTem1SQ4)

**Tags:** #Робототехника #YouTube

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