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Exercism

Cairo

via Exercism

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Overview

Syllabus

  • Hello World
    • Exercism's classic introductory exercise. Just say "Hello, World!".
  • Lucian's Luscious Lasagna
    • Learn about the basics of Cairo by following a lasagna recipe.
  • Annalyn's Infiltration
    • Learn about booleans by helping Annalyn free her best friend.
  • Cryptographer
    • Learn how to work with the Felt type by helping a cryptographer configure a secure communication system.
  • Magician in Training
    • Help Elyse with her Enchantments and learn about arrays in the process.
  • weather-report
    • Learn enums while building a weather reporting system.
  • Bakery Order System
    • Learn Cairo's control flow constructs while managing a bakery's daily operations.
  • Welcome To Tech Palace!
    • Learn how to represent strings by generating text for a store's new display.
  • Gross Store
    • Learn about maps by selling items by the dozen at the Gross Store.
  • Election Day
    • Learn about ownership and structs by creating a simple voting system.
  • Red vs. Blue: Darwin Style
    • Learn about modules by managing car development teams.
  • Health Statistics
    • Learn structs to store statistics for a health-monitoring system.
  • Airport Robot
    • Learn about generic types by programming an airport service robot.
  • Low-power Embedded Game
    • Learn tuples while writing convenience functions for a low-power embedded game
  • Lucian's Luscious Lasagna
    • Learn about the basics of Cairo by following a lasagna recipe.
  • The Realm of Echoes
    • Learn printing and formatting values with the art of EchoSpeak.
  • Role Playing Game
    • Learn about the `Option` enum by creating a minimal role-playing game
  • Magical Measurements
    • Learn Cairo's type conversion traits while helping Astrid the alchemist standardize magical measurements.
  • Calculator Conundrum
    • Learn about error handling by working on a simple calculator.
  • Chrono Realms
    • Learn operator overloading by implementing custom operators for a time manipulation system
  • Chrono Realms Chrono Chain
    • Learn smart pointers by building the magical Chrono Chain
  • Reverse String
    • Reverse a given string.
  • Acronym
    • Convert a long phrase to its acronym.
  • Atbash Cipher
    • Create an implementation of the Atbash cipher, an ancient encryption system created in the Middle East.
  • Collatz Conjecture
    • Calculate the number of steps to reach 1 using the Collatz conjecture.
  • Bob
    • Bob is a lackadaisical teenager. In conversation, his responses are very limited.
  • Hamming
    • Calculate the Hamming distance between two DNA strands.
  • Leap
    • Determine whether a given year is a leap year.
  • Semi Structured Logs
    • Learn enums while building a logging utility.
  • Darts
    • Calculate the points scored in a single toss of a Darts game.
  • Difference of Squares
    • Find the difference between the square of the sum and the sum of the squares of the first N natural numbers.
  • Eliud's Eggs
    • Help Eliud count the number of eggs in her chicken coop by counting the number of 1 bits in a binary representation.
  • Isogram
    • Determine whether a phrase is an isogram, a word with no repeated letters.
  • Nucleotide Count
    • Given a DNA string, compute how many times each nucleotide occurs in the string.
  • Pangram
    • Determine whether a phrase uses every letter in the Latin alphabet.
  • Pascal's Triangle
    • Compute Pascal's triangle up to a given number of rows.
  • Perfect Numbers
    • Determine if a number is perfect, abundant, or deficient based on Nicomachus' (60 - 120 CE) classification scheme for positive integers.
  • Raindrops
    • Convert a number into its corresponding raindrop sounds - Pling, Plang and Plong.
  • RNA Transcription
    • Given a DNA strand, return its RNA complement.
  • Rotational Cipher
    • Create an implementation of the rotational cipher, also sometimes called the Caesar cipher.
  • Secret Handshake
    • Given a decimal number, convert it to the appropriate sequence of events for a secret handshake.
  • Square Root
    • Given a natural radicand, return its square root.
  • Triangle
    • Determine if a triangle is equilateral, isosceles, or scalene.
  • Armstrong Numbers
    • Determine if a number is an Armstrong number.
  • Sublist
    • Determine if a list is a sublist of another list.
  • Scrabble Score
    • Given a word, compute the Scrabble score for that word.
  • Two-Fer
    • Create a sentence of the form "One for X, one for me.".
  • Yacht
    • Score a single throw of dice in the game Yacht.
  • Beer Song
    • Produce the lyrics to that beloved classic, that field-trip favorite: 99 Bottles of Beer on the Wall.
  • Clock
    • Implement a clock that handles times without dates.
  • Phone Number
    • Clean up user-entered phone numbers so that they can be sent SMS messages.
  • Roman Numerals
    • Convert modern Arabic numbers into Roman numerals.
  • Binary Search
    • Implement a binary search algorithm.
  • Largest Series Product
    • Given a string of digits, calculate the largest product for a contiguous substring of digits of length n.
  • Allergies
    • Given a person's allergy score, determine whether or not they're allergic to a given item, and their full list of allergies.
  • Matching Brackets
    • Make sure the brackets and braces all match.
  • Rational Numbers
    • Implement rational numbers.
  • Anagram
    • Find the words that use the same letters as another word.
  • Custom Set
    • Create a custom set type.
  • Robot Simulator
    • Write a robot simulator.
  • Simple Linked List
    • Write a simple linked list implementation that uses Elements and a List.
  • Protein Translation
    • Translate RNA sequences into proteins.
  • Dominoes
    • Make a chain of dominoes.
  • Linked List
    • Implement a doubly linked list.
  • Resistor Color
    • Convert a resistor band's color to its numeric representation.
  • Resistor Color Duo
    • Convert color codes, as used on resistors, to a numeric value.
  • Prime Factors
    • Compute the prime factors of a given natural number.
  • Nth Prime
    • Given a number n, determine what the nth prime is.
  • Grains
    • Calculate the number of grains of wheat on a chessboard given that the number on each square doubles.
  • Proverb
    • For want of a horseshoe nail, a kingdom was lost, or so the saying goes. Output the full text of this proverbial rhyme.
  • Wordy
    • Parse and evaluate simple math word problems returning the answer as an integer.
  • High Scores
    • Manage a player's High Score list.
  • Sum of Multiples
    • Given a number, find the sum of all the multiples of particular numbers up to but not including that number.
  • Space Age
    • Given an age in seconds, calculate how old someone is in terms of a given planet's solar years.
  • Series
    • Given a string of digits, output all the contiguous substrings of length `n` in that string.
  • Flower Field
    • Mark all the flowers in a garden.
  • Kindergarten Garden
    • Given a diagram, determine which plants each child in the kindergarten class is responsible for.
  • Luhn
    • Given a number determine whether or not it is valid per the Luhn formula.
  • All Your Base
    • Convert a number, represented as a sequence of digits in one base, to any other base.
  • Word Count
    • Given a phrase, count the occurrences of each word in that phrase.
  • Binary Search Tree
    • Insert and search for numbers in a binary tree.
  • Knapsack
    • Given a knapsack that can only carry a certain weight, determine which items to put in the knapsack in order to maximize their combined value.
  • Zipper
    • Creating a zipper for a binary tree.
  • Word Search
    • Create a program to solve a word search puzzle.
  • ISBN Verifier
    • Check if a given string is a valid ISBN-10 number.
  • Variable Length Quantity
    • Implement variable length quantity encoding and decoding.
  • ETL
    • Change the data format for scoring a game to more easily add other languages.

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