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README.md

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 [<img alt="github" src="https://img.shields.io/badge/github-dtolnay/ryu-8da0cb?style=for-the-badge&labelColor=555555&logo=github" height="20">](https://github.com/dtolnay/ryu)
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 Pure Rust implementation of Ryū, an algorithm to quickly convert floating point
 numbers to decimal strings.