trizen/raku-rosettacode: Tasks from Rosettacode implemented in Raku @ 22.07

trizen fc8949ad1c Updated.		3 éve
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24_game	986b637005 Gitbook does not yet understand the `raku` language tag. Revert to `perl`.	4 éve
2048.md	986b637005 Gitbook does not yet understand the `raku` language tag. Revert to `perl`.	4 éve
21_game.md	1143259223 Update.	3 éve
24_game.md	986b637005 Gitbook does not yet understand the `raku` language tag. Revert to `perl`.	4 éve