txt: ## dist_zef-raku-community-modules-Algorithm-Elo.md
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  # NAME
  
  Algorithm::Elo
  
  # SYNOPSIS
  
  ```
  use Algorithm::Elo;
  
  my ( $player-a-score, $player-b-score ) = 1_600, 1_600;
  
  ( $player-a-score, $player-b-score ) = calculate-elo($player-a-score, $player-b-score, :left);
  
  ```
  
  # DESCRIPTION
  
  This module implements the Elo rating system, commonly used to rate chess players.
  
  # SUBROUTINES
  
  ## calculate-elo(Int $left, Int $right, :left, :right, :draw)
  
  Given two current ratings and the result of a match (`:left` if the left player wins, `:right` if the right player wins, `:draw` for a draw), return two new ratings for the left and right players.
  
  # SEE-ALSO
  
  [Elo Rating System](https://en.wikipedia.org/wiki/Elo_rating_system)
  
  # AUTHORS
  
  * Rob Hoelz
  * Raku Community
  
  # COPYRIGHT AND LICENSE
  
  Copyright (c) 2015 - 2017 Rob Hoelz
  
  Copyright (c) 2024 Raku Community
  
  This library is free software; you can redistribute it and/or modify it under the MIT license.
  