public void Samples1()
{
var start = 1000;
var sb = new StringBuilder();
for (int k = 2; k < 3; k++)
{
for (int i = 8000; i < 9999; i++)
{
var result = NumberOfIntegersInt.getNumberOfIntegers(start, i, k);
var calculated = NumberOfIntegersBigInteger.getNUmberOfIntergerUpper(i.ToString().Select(c => c - '0').ToList(), k);
sb.AppendLine($"{start}-{i}, K:{k}: {result} {calculated}");
}
}
File.WriteAllText("test.txt", sb.ToString());
}
public void TestBigInteger(string L, string R, int K, int expected)
{
var result = NumberOfIntegersBigInteger.getNumberOfIntegers(L, R, K);
Assert.Equal(expected, result);
}
public void TestNumberOfIntegerOk(int n, int k, int expected)
{
Assert.Equal(expected, NumberOfIntegersBigInteger.getNumberOfInteger(n, k));
}