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# Genetix
```elixir
Mix.install([
{:kino_explorer, "~> 0.1.20"},
{:genetix, "~> 0.1"}
])
```
## Section
```elixir
defmodule OneMax do
@behaviour Genetix.Problem
alias Genetix.Types.Chromosome
@impl true
def genotype(opts \\ []) do
# Notice that in this case, we use `size` as a hyperparameter to define the gene size.
size = Keyword.get(opts, :size, 10)
genes = for _ <- 1..42, do: Enum.random(0..1)
%Chromosome{genes: genes, size: size}
end
@impl true
def fitness_function(chromosome, _opts \\ []), do: Enum.sum(chromosome.genes)
@impl true
def terminate?([best | _], _opts \\ []) do
best.fitness == best.size
end
end
```
```elixir
Genetix.run(Genetix.Problems.OneMax, size: 100)
```
See source 
