This was created because I want to create a basic implementation of genetic algorithm. I have seen things like this before, but I forget about the original web page.
There are 25 individuals in each generation. Each new generation is created from top 5 individuals. No individual lives past its generation.
You can control and edit initial configuration by clicking "Edit environment" button or you can read its source code and try to modify it yourself!
What if you use other target words?