public void SubsetsOfSize3Empty()
{
var set = new[] { 1, 2};
var subsets = set.KSubsets(3).ToArray();
var expected = new int[][] {};
Assert.Equal(expected, subsets);
}
public void SubsetsOfSize3()
{
var set = new[] {1, 2, 3, 4, 5};
var subsets = set.KSubsets(3).ToArray();
var expected = new[]
{
new[] {1, 2, 3},
new[] {1, 2, 4},
new[] {1, 2, 5},
new[] {1, 3, 4},
new[] {1, 3, 5},
new[] {1, 4, 5},
new[] {2, 3, 4},
new[] {2, 3, 5},
new[] {2, 4, 5},
new[] {3, 4, 5},
};
Assert.Equal(expected, subsets);
}
