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Versions: 145
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Contents
{
"exercise": "pascals-triangle",
"version": "1.0.0",
"comments": [
"Expectations are represented here as an array of arrays.",
"How you represent this idiomatically in your language is up to you.",
"An expectation of -1 indicates some sort of failure should occur"
],
"cases": [
{
"description": "Given a count, return a collection of that many rows of pascal's triangle",
"cases": [
{
"description": "zero rows",
"property": "rows",
"count": 0,
"expected": []
},
{
"description": "single row",
"property": "rows",
"count": 1,
"expected": [[1]]
},
{
"description": "two rows",
"property": "rows",
"count": 2,
"expected": [[1], [1, 1]]
},
{
"description": "three rows",
"property": "rows",
"count": 3,
"expected": [[1], [1, 1], [1, 2, 1]]
},
{
"description": "four rows",
"property": "rows",
"count": 4,
"expected": [[1], [1, 1], [1, 2, 1], [1, 3, 3, 1]]
},
{
"description": "negative rows",
"property": "rows",
"count": -1,
"expected": -1
},
{
"description": "null/no rows",
"property": "rows",
"count": null,
"expected": -1
}
]
}
]
}
Version data entries
145 entries across 145 versions & 1 rubygems