private static bool arrayPairsTest2()
{
int[] input = { 1, 2, 3, 4, 5 };
int[,] output = ArrayPairs.compute(input);
return(output.GetLength(0) == 3 &&
output[0, 0] == 1 && output[0, 1] == 2 &&
output[1, 0] == 3 && output[1, 1] == 4 &&
output[2, 0] == 5 && output[2, 1] == -1);
}
private static bool arrayPairsTest3()
{
int[] input = {};
int[,] output = ArrayPairs.compute(input);
return(output.GetLength(0) == 0);
}
