Wordy

Challenge Overview

Parse and evaluate simple math word problems returning the answer as an integer.

Visit the wordy exercise on Exercism to read the full instructions and download the exercise files.

Community Solutions

View Community Solutions

The following are the top 3 community solutions by stars:

Solution 1 by @ErikSchierboom (⭐ 2) — View on Exercism
Solution 2 by @MNhi (⭐ 0) — View on Exercism
Solution 3 by @samsmithnz (⭐ 2) — View on Exercism

Source: Exercism csharp/wordy

💡 View Solution

public static class Wordy
{
    private static readonly Regex EquationRegex = new(
        @"^What is (?<left>-?\d+)(?<operations> (?<operand>plus|minus|multiplied by|divided by) (?<right>-?\d+))*\?$", RegexOptions.Compiled);

    public static int Answer(string question) => Solve(Parse(question));

    private static Match Parse(string question) => EquationRegex.Match(question);

    private static int Solve(Match match)