{
  "name": "General Enumeration",
  "order": 5,
  "challenges": [
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      "title": "Basic counting principles",
      "description": [
        ""
      ],
      "challengeSeed": [
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      "tests": [
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    {
      "id": "59a5801209a6acac5983a967",
      "title": "Simple arrangements and selections",
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        ""
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      "challengeSeed": [
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    },
    {
      "id": "59a5801209a6acac5983a968",
      "title": "Arrangements and selections with repetitions",
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      "challengeSeed": [
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    },
    {
      "id": "59a5801209a6acac5983a969",
      "title": "Distributions",
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    {
      "id": "59a5801209a6acac5983a970",
      "title": "Binomial identities",
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      "challengeSeed": [
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}