Updated README.md

Author: leifgehrmann

README.md

@@ -20,6 +20,7 @@ This is primarily a learning experience, and the code may not be following best
 | 10  | Cathode-Ray Tube          | [src/day_10.rs](src/day_10.rs) | [src/day_10.data](src/day_10.data) | `0m0.003s` | [![Day-10](https://github.com/leifgehrmann/advent-of-code-2022/actions/workflows/Day-10.yml/badge.svg?branch=main)](https://github.com/leifgehrmann/advent-of-code-2022/actions/workflows/Day-10.yml?query=branch%3Amain)
 | 11  | Monkey in the Middle      | [src/day_11.rs](src/day_11.rs) | [src/day_11.data](src/day_11.data) | `0m0.030s` | [![Day-11](https://github.com/leifgehrmann/advent-of-code-2022/actions/workflows/Day-11.yml/badge.svg?branch=main)](https://github.com/leifgehrmann/advent-of-code-2022/actions/workflows/Day-11.yml?query=branch%3Amain)
 | 12  | Hill Climbing Algorithm   | [src/day_12.rs](src/day_12.rs) | [src/day_12.data](src/day_12.data) | `0m0.053s` | [![Day-12](https://github.com/leifgehrmann/advent-of-code-2022/actions/workflows/Day-12.yml/badge.svg?branch=main)](https://github.com/leifgehrmann/advent-of-code-2022/actions/workflows/Day-12.yml?query=branch%3Amain)
+| 13  | Distress Signal           | [src/day_13.rs](src/day_13.rs) | [src/day_13.data](src/day_13.data) | `0m0.053s` | [![Day-13](https://github.com/leifgehrmann/advent-of-code-2022/actions/workflows/Day-13.yml/badge.svg?branch=main)](https://github.com/leifgehrmann/advent-of-code-2022/actions/workflows/Day-13.yml?query=branch%3Amain)
 
 † _The measured execution time in GitHub Actions_