r.json

{
  "slug": "r",
  "language": "R",
  "repository": "https://github.com/exercism/r",
  "checklist_issue": 5,
  "active": false,
  "foregone": [

  ],
  "exercises": [
    {
      "uuid": "285404a4-d8f8-469d-b183-920b08ba2430",
      "slug": "hello-world",
      "core": true,
      "difficulty": 1,
      "topics": [
        "text_formatting",
        "optional_values"
      ]
    },
    {
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      "slug": "leap",
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        "booleans",
        "integers",
        "logic"
      ]
    },
    {
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      "slug": "hamming",
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      "topics": [
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      ]
    },
    {
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      "slug": "rna-transcription",
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      ]
    },
    {
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      "slug": "difference-of-squares",
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      ]
    },
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      ]
    },
    {
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      "slug": "bob",
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        "strings"
      ]
    },
    {
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      "slug": "anagram",
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        "floating_point_numbers"
      ]
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      "slug": "sum-of-multiples",
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      "topics": [
        "lists",
        "mathematics"
      ]
    },
    {
      "uuid": "a7cbf043-504b-4fc8-b7fb-33a88ac7962d",
      "slug": "word-count",
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        "strings",
        "transforming"
      ]
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      "uuid": "e5166378-e3fc-4393-b4f8-4c36da444c56",
      "slug": "phone-number",
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        "transforming"
      ]
    },
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      "uuid": "8bde91c5-2fe7-4f8d-91ec-ed05284b9a49",
      "slug": "rotational-cipher",
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      ]
    },
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      "slug": "beer-song",
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        "text_formatting"
      ]
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        "control_flow_conditionals"
      ]
    },
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      "slug": "prime-factors",
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      "unlocked_by": "sum-of-multiples",
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      "topics": [
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        "mathematics"
      ]
    },
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      "slug": "sieve",
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      "unlocked_by": "sum-of-multiples",
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        "mathematics"
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    {
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      "slug": "largest-series-product",
      "core": true,
      "difficulty": 3,
      "topics": [
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        "integers", 
        "transforming"
      ]
    },
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      "uuid": "33157f48-a2d9-4fae-a9c8-5df547473f1a",
      "slug": "luhn",
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      "unlocked_by": "phone-number",
      "difficulty": 3,
      "topics": [
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        "algorithms", 
        "transforming"
      ]
    },
    {
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        "bitwise_ operations"
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    {
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      "slug": "pascals-triangle",
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      "unlocked_by": "sum-of-multiples",
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      "topics": [
        "control_flow_conditionals",
        "mathematics"
      ]
    },
    {
      "uuid": "acf63670-7e56-47c1-9f33-7ec076d5270f",
      "slug": "tournament",
      "core": false,
      "unlocked_by": "phone-number",
      "difficulty": 4,
      "topics": [
        "text_formatting",
        "parsing"
      ]
    }
  ]
}