config.json

{
  "language": "F#",
  "slug": "fsharp",
  "active": true,
  "blurb": "F# is a strongly-typed, functional language that is part of Microsoft's .NET language stack. Although F# is great for data science problems, it can elegantly handle almost every problem you throw at it.",
  "version": 3,
  "online_editor": {
    "indent_style": "space",
    "indent_size": 4
  },
  "exercises": {
    "concept": [
      {
        "slug": "bird-watcher",
        "name": "Bird Watcher",
        "uuid": "280e8400-1a46-4ef5-b48d-b24611aaace2",
        "concepts": ["arrays"],
        "prerequisites": ["booleans", "pattern-matching"]
      },
      {
        "slug": "lucians-luscious-lasagna",
        "name": "Lucian's Luscious Lasagna",
        "uuid": "1fc8216e-6519-11ea-bc55-0242ac130003",
        "concepts": ["basics"],
        "prerequisites": []
      },
      {
        "slug": "annalyns-infiltration",
        "name": "Annalyn's Infiltration",
        "uuid": "82470e36-6447-11ea-bc55-0242ac130003",
        "concepts": ["booleans"],
        "prerequisites": ["basics"]
      },
      {
        "slug": "booking-up-for-beauty",
        "name": "Booking up for Beauty",
        "uuid": "160d7d56-5a0e-11ea-8e2d-0242ac130003",
        "concepts": ["datetimes"],
        "prerequisites": ["classes", "numbers", "strings"]
      },
      {
        "slug": "valentines-day",
        "name": "Valentine's Day",
        "uuid": "263670c8-6915-11ea-bc55-0242ac130003",
        "concepts": ["discriminated-unions"],
        "prerequisites": ["basics"]
      },
      {
        "slug": "interest-is-interesting",
        "name": "Interest is Interesting",
        "uuid": "4eb8d86f-7123-473e-9d96-7939e9652608",
        "concepts": ["floating-point-numbers"],
        "prerequisites": ["conditionals", "numbers"]
      },
      {
        "slug": "tracks-on-tracks-on-tracks",
        "name": "Tracks on Tracks on Tracks",
        "uuid": "ef2df8b0-63a8-11ea-bc55-0242ac130003",
        "concepts": ["lists"],
        "prerequisites": ["booleans", "strings"]
      },
      {
        "slug": "cars-assemble",
        "name": "Cars, Assemble!",
        "uuid": "6ea2765e-5885-11ea-82b4-0242ac130003",
        "concepts": ["conditionals", "numbers"],
        "prerequisites": ["basics"]
      },
      {
        "slug": "guessing-game",
        "name": "Guessing game",
        "uuid": "d605385d-fd8a-45fa-a320-4d7c40213769",
        "concepts": ["pattern-matching"],
        "prerequisites": ["conditionals", "strings"]
      },
      {
        "slug": "bandwagoner",
        "name": "Bandwagoner",
        "uuid": "08ae8519-9dc9-47fe-82ad-8081fe642fe2",
        "concepts": ["records"],
        "prerequisites": ["booleans", "numbers", "pattern-matching", "strings"]
      },
      {
        "slug": "pizza-pricing",
        "name": "Pizza Pricing",
        "uuid": "fad55806-69e9-11ea-bc55-0242ac130003",
        "concepts": ["recursion"],
        "prerequisites": [
          "discriminated-unions",
          "higher-order-functions",
          "lists",
          "pattern-matching"
        ]
      },
      {
        "slug": "log-levels",
        "name": "Log Levels",
        "uuid": "9c2aad8a-53ee-11ea-8d77-2e728ce88125",
        "concepts": ["strings"],
        "prerequisites": ["basics"]
      }
    ],
    "practice": [
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        "slug": "hello-world",
        "uuid": "302312cc-bd15-4ba0-8f2f-cbf411c40186",
        "prerequisites": [],
        "topics": ["strings"],
        "difficulty": 1
      },
      {
        "slug": "two-fer",
        "uuid": "2ee3cc7a-db3f-4668-9983-ed6d0fea95d1",
        "prerequisites": [],
        "topics": ["optional_values", "strings"],
        "difficulty": 1
      },
      {
        "slug": "leap",
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        "prerequisites": [],
        "topics": ["control_flow_if_else_statements", "integers"],
        "difficulty": 1
      },
      {
        "slug": "queen-attack",
        "uuid": "528a0023-8687-4524-8318-516d1e432d0d",
        "prerequisites": [],
        "topics": ["tuples"],
        "difficulty": 3
      },
      {
        "slug": "raindrops",
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        "prerequisites": [],
        "topics": ["filtering", "text_formatting"],
        "difficulty": 2
      },
      {
        "slug": "accumulate",
        "uuid": "e7085050-1611-4773-9032-0e0ffb56c20e",
        "prerequisites": [],
        "topics": ["recursion", "transforming"],
        "difficulty": 2
      },
      {
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      {
        "slug": "grade-school",
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      },
      {
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      {
        "slug": "bob",
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        "topics": ["parsing", "pattern_recognition"],
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        "topics": ["refactoring", "trees"],
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        "prerequisites": [],
        "topics": ["lists", "math", "transforming"],
        "difficulty": 1
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      {
        "slug": "collatz-conjecture",
        "uuid": "8b66e691-508f-40d9-8cee-1d6aec27366e",
        "prerequisites": [],
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          "math"
        ],
        "difficulty": 2
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      {
        "slug": "armstrong-numbers",
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        "prerequisites": [],
        "topics": ["integers", "math"],
        "difficulty": 2
      },
      {
        "slug": "binary-search-tree",
        "uuid": "4e786e56-2658-445f-ac91-64dd9c38dbb3",
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        "topics": ["optional_values", "searching", "trees"],
        "difficulty": 5
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      {
        "slug": "difference-of-squares",
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      {
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        "topics": ["dates"],
        "difficulty": 1
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      {
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      {
        "slug": "rna-transcription",
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      {
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      {
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      {
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      },
      {
        "slug": "robot-name",
        "uuid": "3fbd466a-caf4-48ac-9a1e-796bc406ff1e",
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        "topics": ["randomness", "strings"],
        "difficulty": 4
      },
      {
        "slug": "error-handling",
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      {
        "slug": "scrabble-score",
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        "topics": ["transforming"],
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      {
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      {
        "slug": "protein-translation",
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      {
        "slug": "strain",
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      {
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        "topics": ["filtering", "strings"],
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      {
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      {
        "slug": "phone-number",
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        "prerequisites": [],
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        "difficulty": 5
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      {
        "slug": "perfect-numbers",
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      {
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        "topics": ["lists", "searching"],
        "difficulty": 3
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      {
        "slug": "secret-handshake",
        "uuid": "ae78a960-2c55-44cb-9fd0-49b4bd5729c5",
        "prerequisites": [],
        "topics": ["bitwise_operations", "lists"],
        "difficulty": 3
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      {
        "slug": "word-count",
        "uuid": "0c7a2f06-1e53-4043-9e1a-386e90e945b4",
        "prerequisites": [],
        "topics": ["maps", "strings", "transforming"],
        "difficulty": 4
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      {
        "slug": "twelve-days",
        "uuid": "89cd6eb1-9671-42bd-a619-59013fb721b0",
        "prerequisites": [],
        "topics": ["algorithms", "text_formatting"],
        "difficulty": 4
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      {
        "slug": "meetup",
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        "prerequisites": [],
        "topics": ["dates"],
        "difficulty": 4
      },
      {
        "slug": "anagram",
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        "prerequisites": [],
        "topics": ["filtering", "strings"],
        "difficulty": 4
      },
      {
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        "topics": ["lists", "strings", "transforming"],
        "difficulty": 4
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      {
        "slug": "simple-linked-list",
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        "difficulty": 4
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      {
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        "topics": ["matrices", "parsing"],
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      {
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      {
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        "topics": ["lists", "matrices"],
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      {
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        "topics": ["lists", "math", "recursion"],
        "difficulty": 4
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      {
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        "topics": ["lists", "recursion"],
        "difficulty": 4
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      {
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        "topics": ["integers", "math"],
        "difficulty": 4
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      {
        "slug": "isbn-verifier",
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        "topics": ["loops", "strings"],
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      {
        "slug": "roman-numerals",
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        "topics": ["recursion", "transforming"],
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        "topics": ["domain_specific_languages"],
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      {
        "slug": "parallel-letter-frequency",
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        "topics": ["parallellism", "transforming"],
        "difficulty": 5
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      {
        "slug": "linked-list",
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      {
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      {
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      {
        "slug": "food-chain",
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        "topics": ["algorithms", "text_formatting"],
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        "uuid": "da48b422-1c23-4272-87a4-415620d4e857",
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        "topics": ["files", "searching", "text_formatting"],
        "difficulty": 5
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      {
        "slug": "custom-set",
        "uuid": "ecee74aa-41f5-42aa-b99e-31e9589378e3",
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        "topics": ["sets"],
        "difficulty": 5
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      {
        "slug": "crypto-square",
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        "topics": ["algorithms", "strings", "transforming"],
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        "slug": "ledger",
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        "topics": ["globalization", "refactoring", "text_formatting"],
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      {
        "slug": "circular-buffer",
        "uuid": "b62f8574-9bac-4b95-a76c-f13789ae2663",
        "prerequisites": [],
        "topics": ["queues", "records"],
        "difficulty": 5
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      {
        "slug": "luhn",
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        "topics": ["algorithms", "strings", "transforming"],
        "difficulty": 5
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      {
        "slug": "bank-account",
        "uuid": "cb629d30-0351-4023-bd51-423267164c24",
        "prerequisites": [],
        "topics": ["concurrency", "optional_values"],
        "difficulty": 5
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      {
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        "uuid": "0688eb10-9581-45c0-a69a-13f20d534cb0",
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        "topics": ["parsing", "refactoring", "transforming"],
        "difficulty": 5
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      {
        "slug": "run-length-encoding",
        "uuid": "0a10cd0b-ea37-4c78-a6a4-223203ac1c37",
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        "topics": ["algorithms", "transforming"],
        "difficulty": 5
      },
      {
        "slug": "book-store",
        "uuid": "3741977a-adff-47bb-a9c5-c2e444805bac",
        "prerequisites": [],
        "topics": ["recursion"],
        "difficulty": 5
      },
      {
        "slug": "spiral-matrix",
        "uuid": "52f8f299-b93b-4f44-bd5b-b445741b285d",
        "prerequisites": [],
        "topics": ["algorithms", "matrices"],
        "difficulty": 5
      },
      {
        "slug": "yacht",
        "uuid": "005721ef-264e-4f81-ae63-ae72b0e5310f",
        "prerequisites": [],
        "topics": ["discriminated_unions", "games", "parsing"],
        "difficulty": 5
      },
      {
        "slug": "tournament",
        "uuid": "b5672a0c-aac5-4274-a458-39d018b74750",
        "prerequisites": [],
        "topics": ["parsing", "text_formatting"],
        "difficulty": 6
      },
      {
        "slug": "word-search",
        "uuid": "8f8a79d1-78ed-4cdd-adcc-5cd6c6781dcd",
        "prerequisites": [],
        "topics": ["optional_values", "searching", "tuples"],
        "difficulty": 6
      },
      {
        "slug": "bowling",
        "uuid": "1c8ad2ca-4aec-47af-94b1-ef7e2830b463",
        "prerequisites": [],
        "topics": ["algorithms"],
        "difficulty": 6
      },
      {
        "slug": "transpose",
        "uuid": "3dfedd37-8159-446d-a332-e9d356f484ca",
        "prerequisites": [],
        "topics": ["strings", "transforming"],
        "difficulty": 6
      },
      {
        "slug": "nth-prime",
        "uuid": "220cbe7e-e781-4ab9-84ec-2b89a3c97670",
        "prerequisites": [],
        "topics": ["math"],
        "difficulty": 6
      },
      {
        "slug": "palindrome-products",
        "uuid": "471c89f9-8b27-4898-8e98-58e4b2921616",
        "prerequisites": [],
        "topics": ["algorithms", "math", "strings", "tuples"],
        "difficulty": 6
      },
      {
        "slug": "complex-numbers",
        "uuid": "d993508d-b4d2-4f3f-a46d-35b753bf90a9",
        "prerequisites": [],
        "topics": ["math"],
        "difficulty": 6
      },
      {
        "slug": "rational-numbers",
        "uuid": "913ce020-32ae-4b65-ae64-c924d25295dc",
        "prerequisites": [],
        "topics": ["math"],
        "difficulty": 6
      },
      {
        "slug": "rail-fence-cipher",
        "uuid": "c418bba8-2185-4b45-92f1-0cfafbbe8ce5",
        "prerequisites": [],
        "topics": ["algorithms", "strings", "transforming"],
        "difficulty": 6
      },
      {
        "slug": "matching-brackets",
        "uuid": "677ca063-70fe-4cfc-8112-c5d78bd1ea44",
        "prerequisites": [],
        "topics": ["parsing", "strings"],
        "difficulty": 7
      },
      {
        "slug": "sublist",
        "uuid": "d17b0c35-49a7-4ea6-b68c-7b2b56dc5968",
        "prerequisites": [],
        "topics": ["lists", "recursion"],
        "difficulty": 7
      },
      {
        "slug": "change",
        "uuid": "03a1c773-5c48-4f70-a2de-b742197fa9d2",
        "prerequisites": [],
        "topics": ["integers", "recursion"],
        "difficulty": 7
      },
      {
        "slug": "minesweeper",
        "uuid": "9e3fc78d-ac3b-4195-ad4c-9f99b0ee2678",
        "prerequisites": [],
        "topics": ["parsing", "transforming"],
        "difficulty": 7
      },
      {
        "slug": "diffie-hellman",
        "uuid": "2a7e3e78-ab94-40f3-8f16-1d5aa84c2f85",
        "prerequisites": [],
        "topics": ["algorithms", "integers", "math", "transforming"],
        "difficulty": 7
      },
      {
        "slug": "dominoes",
        "uuid": "f09d34d3-f12c-4c9a-9083-68172478278e",
        "prerequisites": [],
        "topics": ["lists", "tuples"],
        "difficulty": 7
      },
      {
        "slug": "rectangles",
        "uuid": "d3f364e0-9866-4ec4-8197-dc248b96042b",
        "prerequisites": [],
        "topics": ["parsing", "transforming"],
        "difficulty": 7
      },
      {
        "slug": "wordy",
        "uuid": "c721b3f2-4afc-4a30-bad5-77bd002c2819",
        "prerequisites": [],
        "topics": ["parsing", "strings", "transforming"],
        "difficulty": 7
      },
      {
        "slug": "hangman",
        "uuid": "ab0f1b66-011f-4aa3-89c5-c89427121279",
        "prerequisites": [],
        "topics": ["reactive_programming"],
        "difficulty": 8
      },
      {
        "slug": "zebra-puzzle",
        "uuid": "ee021156-5520-4386-8b5d-9c648f30287c",
        "prerequisites": [],
        "topics": ["logic"],
        "difficulty": 8
      },
      {
        "slug": "poker",
        "uuid": "411b93d0-214d-4d46-9081-16b9dd376174",
        "prerequisites": [],
        "topics": ["discriminated_unions", "games", "parsing", "sorting"],
        "difficulty": 8
      },
      {
        "slug": "diamond",
        "uuid": "736a470f-412c-41fc-b92d-9bd59ef3bcce",
        "prerequisites": [],
        "topics": ["algorithms", "text_formatting"],
        "difficulty": 8
      },
      {
        "slug": "two-bucket",
        "uuid": "78472676-26f0-4bef-813b-9b958c4c35df",
        "prerequisites": [],
        "topics": ["logic"],
        "difficulty": 8
      },
      {
        "slug": "connect",
        "uuid": "dead8124-6942-4205-9ea8-3cb926c0dc47",
        "prerequisites": [],
        "topics": ["parsing", "transforming"],
        "difficulty": 8
      },
      {
        "slug": "say",
        "uuid": "7af901ca-24ea-4c24-a660-99b1f4338e01",
        "prerequisites": [],
        "topics": ["strings", "text_formatting", "transforming"],
        "difficulty": 8
      },
      {
        "slug": "react",
        "uuid": "8eef5619-f331-46b3-a2c1-d581f523a815",
        "prerequisites": [],
        "topics": ["classes", "events", "reactive_programming"],
        "difficulty": 9
      },
      {
        "slug": "variable-length-quantity",
        "uuid": "ef86703b-9e78-43f8-aa4c-203492ac622c",
        "prerequisites": [],
        "topics": ["algorithms", "bitwise_operations"],
        "difficulty": 9
      },
      {
        "slug": "go-counting",
        "uuid": "01ffa95c-1966-4031-b0d2-64f254d85b82",
        "prerequisites": [],
        "topics": ["optional_values", "parsing", "tuples"],
        "difficulty": 9
      },
      {
        "slug": "lens-person",
        "uuid": "443fdb8c-1a97-4086-be6a-b541faa961a5",
        "prerequisites": [],
        "topics": ["lenses"],
        "difficulty": 9
      },
      {
        "slug": "sgf-parsing",
        "uuid": "fe0e98b3-d0d3-4bf6-bfaa-8aa0e61aa625",
        "prerequisites": [],
        "topics": ["parsing", "transforming"],
        "difficulty": 9
      },
      {
        "slug": "alphametics",
        "uuid": "3d682945-5fa1-4121-9d5b-7bac60660de9",
        "prerequisites": [],
        "topics": ["maps", "parsing"],
        "difficulty": 9
      },
      {
        "slug": "zipper",
        "uuid": "5369eea9-00c8-4044-b272-1ce8d0590ecf",
        "prerequisites": [],
        "topics": ["recursion", "searching", "trees"],
        "difficulty": 10
      },
      {
        "slug": "forth",
        "uuid": "533981a1-632c-4ca8-a4ae-05f3ad1a810b",
        "prerequisites": [],
        "topics": ["parsing", "stacks"],
        "difficulty": 10
      },
      {
        "slug": "pov",
        "uuid": "a6082751-98ca-45dc-aeed-cdd19a8da0ca",
        "prerequisites": [],
        "topics": ["graphs", "recursion", "searching"],
        "difficulty": 10
      },
      {
        "slug": "binary",
        "uuid": "df8f4106-c1ce-4c33-86b2-ad61ba5ccc4a",
        "prerequisites": [],
        "difficulty": 0,
        "deprecated": true
      },
      {
        "slug": "trinary",
        "uuid": "81904afe-a893-45be-99f8-2e074a6f1ad5",
        "prerequisites": [],
        "difficulty": 0,
        "deprecated": true
      },
      {
        "slug": "octal",
        "uuid": "f29f9e56-c79b-4ae4-a0d0-29db78c677e4",
        "prerequisites": [],
        "difficulty": 0,
        "deprecated": true
      },
      {
        "slug": "hexadecimal",
        "uuid": "f4f80d57-a248-49d3-9329-587eb2643d4f",
        "prerequisites": [],
        "difficulty": 0,
        "deprecated": true
      },
      {
        "slug": "rest-api",
        "uuid": "b0aaf5ac-f94d-4995-af4a-b27068cf540e",
        "prerequisites": [],
        "topics": ["json", "parsing"],
        "difficulty": 5
      },
      {
        "slug": "dnd-character",
        "uuid": "93550ca5-cd8c-42e3-88f3-e6ce41608342",
        "prerequisites": [],
        "topics": ["randomness"],
        "difficulty": 3
      },
      {
        "slug": "affine-cipher",
        "uuid": "ae2f8b66-1d5f-4c19-ad84-b9a7e9e87d0e",
        "prerequisites": [],
        "topics": ["cryptography", "math", "strings"],
        "difficulty": 3
      }
    ]
  },
  "concepts": [
    {
      "uuid": "ecdd0d87-8d03-43b8-85e1-ea0fe9f0dbf7",
      "slug": "arrays",
      "name": "Arrays",
      "blurb": "TODO: add blurb for arrays concept"
    },
    {
      "uuid": "f91b9627-803e-47fd-8bba-1a8f113b5215",
      "slug": "basics",
      "name": "Basics",
      "blurb": "TODO: add blurb for basics concept"
    },
    {
      "uuid": "b1d78394-24f0-4956-82c2-e3d33dfecc95",
      "slug": "booleans",
      "name": "Booleans",
      "blurb": "TODO: add blurb for booleans concept"
    },
    {
      "uuid": "1d7fe262-134c-43eb-a3ff-418ddff9f84a",
      "slug": "classes",
      "name": "Classes",
      "blurb": "TODO: add blurb for classes concept"
    },
    {
      "uuid": "2d2c2485-7655-40f0-9bd2-476fc322e67f",
      "slug": "conditionals",
      "name": "Conditionals",
      "blurb": "TODO: add blurb for conditionals concept"
    },
    {
      "uuid": "2076158a-be99-4b7b-9321-fd8e864a6556",
      "slug": "datetimes",
      "name": "Datetimes",
      "blurb": "TODO: add blurb for datetimes concept"
    },
    {
      "uuid": "0deda8b3-98f2-4025-9c15-836b3bb35ad1",
      "slug": "discriminated-unions",
      "name": "Discriminated Unions",
      "blurb": "TODO: add blurb for discriminated-unions concept"
    },
    {
      "uuid": "1327d780-3263-4a22-b363-684d775241b8",
      "slug": "floating-point-numbers",
      "name": "Floating Point Numbers",
      "blurb": "TODO: add blurb for floating-point-numbers concept"
    },
    {
      "uuid": "0a662a9c-68fe-435e-97b1-ca93a8af6d8c",
      "slug": "higher-order-functions",
      "name": "Higher Order Functions",
      "blurb": "TODO: add blurb for higher-order-functions concept"
    },
    {
      "uuid": "b84e3e3a-d34f-44fb-b096-4e92bc2cca9d",
      "slug": "lists",
      "name": "Lists",
      "blurb": "TODO: add blurb for lists concept"
    },
    {
      "uuid": "d0fe01c7-d94b-4d6b-92a7-a0055c5704a3",
      "slug": "numbers",
      "name": "Numbers",
      "blurb": "TODO: add blurb for numbers concept"
    },
    {
      "uuid": "3439b5d6-6e1b-486b-989d-9f7e8f9eb732",
      "slug": "pattern-matching",
      "name": "Pattern Matching",
      "blurb": "TODO: add blurb for pattern-matching concept"
    },
    {
      "uuid": "7c481331-8c4f-440e-ab2b-362bce355ebc",
      "slug": "records",
      "name": "Records",
      "blurb": "TODO: add blurb for records concept"
    },
    {
      "uuid": "b949a78d-99ed-46a5-be85-f17ea6d1aa4b",
      "slug": "recursion",
      "name": "Recursion",
      "blurb": "TODO: add blurb for recursion concept"
    },
    {
      "uuid": "8a3e23fd-aa42-42c3-9dbd-c26159fd6774",
      "slug": "strings",
      "name": "Strings",
      "blurb": "TODO: add blurb for strings concept"
    }
  ]
}