How to resolve the algorithm Letter frequency step by step in the Raku programming language

Published on 12 May 2024 09:40 PM
#Raku

How to resolve the algorithm Letter frequency step by step in the Raku programming language

Table of Contents

Problem Statement

Open a text file and count the occurrences of each letter. Some of these programs count all characters (including punctuation), but some only count letters A to Z.

Let's start with the solution:

Step by Step solution about How to resolve the algorithm Letter frequency step by step in the Raku programming language

Source code in the raku programming language

.&ws.say for slurp.comb.Bag.sort: -*.value;

sub ws ($pair) { 
    $pair.key ~~ /\n/
    ?? ('NEW LINE' => $pair.value)
    !! $pair.key ~~ /\s/
    ?? ($pair.key.uniname => $pair.value)
    !! $pair
}

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