Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/cache@v3.0.11. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

[uninformative link text]: [here](https://ndownloader.figshare.com/files/2252083)

[image missing alt-text]: fig/solution_exercise_1_dates.png

[image missing alt-text]: fig/sorting_button.png

[missing file]: [](fig/sorting_example.png) [image missing alt-text]: fig/sorting_example.png

[image missing alt-text]: fig/sorting_solution_1.png

[image missing alt-text]: fig/sorting_solution_2.png