{
  "solvable": 1362,
  "unsolvable": 458,
  "totalCombinations": 1820,
  "levels": [
    {
      "level": 1,
      "label": "Direct arithmetic",
      "count": 226,
      "percent": 16.59
    },
    {
      "level": 2,
      "label": "Obvious factors and cancellation",
      "count": 226,
      "percent": 16.59
    },
    {
      "level": 3,
      "label": "Construct familiar factors",
      "count": 582,
      "percent": 42.73
    },
    {
      "level": 4,
      "label": "Nearby totals and small corrections",
      "count": 243,
      "percent": 17.84
    },
    {
      "level": 5,
      "label": "Make a multiple of 24",
      "count": 14,
      "percent": 1.03
    },
    {
      "level": 6,
      "label": "Less obvious complementary totals",
      "count": 55,
      "percent": 4.04
    },
    {
      "level": 7,
      "label": "Fractional constructions",
      "count": 16,
      "percent": 1.17
    }
  ],
  "smallCorrectionLimit": 6,
  "allApprovedExamplesVerified": 20,
  "sourceSolutionsSha256": "6dadceb06db844cee42ed6d2e0b80516240653df857bca1bb4f61260c066cf60"
}