# Tie random ends: How many loops?

> 全文为英语

**Published:** 2026年5月21日
**Author:** 3Blue1Brown
**Source:** YouTube — Andrej Karpathy
**Language:** en-US
**HTML:** https://aiqazaqstan.com/zh/articles/tie-random-ends-how-many-loops

It's time for a new puzzle of the month. Imagine you have a lot of pieces of string and you drop them into a box. You reach in and blindly grab two random ends and then you tie those ends together and then you do it again. You choose two more ends of the strings at random, tie…

> 内容来自原始来源： **YouTube — Andrej Karpathy**
> [在 YouTube — Andrej Karpathy 阅读全文](https://www.youtube.com/shorts/ZHXt0-_gSj4)

**标签：** #YouTube

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