public void IsHappyNumber_with_16_should_be_false()
{
// Arrange
// Act
var actual = HappyNumber.IsHappyNumber(16);
// Assert
Assert.IsFalse(actual);
}
public void IsHappyNumber_with_19_should_be_true()
{
// Arrange
// Act
var actual = HappyNumber.IsHappyNumber(19);
// Assert
Assert.IsTrue(actual);
}
private static void InterviewTestCode()
{
var inputs = new List <int> {
19, 2, 12
};
foreach (var input in inputs)
{
Console.WriteLine($"{input} -> {HappyNumber.IsHappyNumber(input)}");
Console.WriteLine($"Recursion -> {input} -> {HappyNumber.IsHappyNumberRecursion(input)}");
}
}
static void Main(string[] args)
{
System.Console.WriteLine("Bitte Zahl eingeben:");
var zahlString = System.Console.ReadLine();
var zahl = int.Parse(zahlString);
HappyNumber.Ausgabe = new Ausgabe();
var happyNumber = HappyNumber.IsHappyNumber(zahl);
if (happyNumber)
{
System.Console.WriteLine("Die Zahl ist eine super fröhliche Nummer :)");
}
else
{
System.Console.WriteLine("Die Zahl ist ein Marvin :(");
}
System.Console.ReadKey();
}
static void Main(string[] args)
{
LinkedList cyclicList = new LinkedList();
cyclicList.Insert(6);
cyclicList.Insert(5);
cyclicList.Insert(4);
cyclicList.Insert(3);
cyclicList.Insert(2);
cyclicList.Insert(1);
cyclicList.MakeCyclic(3);
var isCyclic = CyclicLinkedList.IsCyclic(cyclicList);
Console.WriteLine($"Is the List Cyclic: {isCyclic}");
Console.WriteLine();
var cyclicLength = CyclicLinkedList.FindCyclicLLLength(cyclicList.Head);
Console.WriteLine($"Cycle Length: {cyclicLength}");
var educativeCycleLength = CyclicLinkedList.FindCycleLength(cyclicList.Head);
Console.WriteLine($"Educative Cycle Length: {educativeCycleLength}");
Console.WriteLine();
var start = CyclicLinkedList.FindCycleStart(cyclicList.Head);
Console.WriteLine($"Start of the list: {start.Value}");
Console.WriteLine();
var educativeStart = LinkedListStart.FindCycleStart(cyclicList.Head);
Console.WriteLine($"Starting Node (Educative): {educativeStart.Value}");
Console.WriteLine();
var happyNumber = HappyNumber.IsHappyNumber(23);
Console.WriteLine($"Is number happy? {happyNumber}");
Console.WriteLine();
var fastSlowHappyNumber = HappyNumber.IsHappyNumberFastSlow(1234);
Console.WriteLine($"Is number happy (Fast/Slow)? {fastSlowHappyNumber}");
Console.WriteLine();
LinkedList ll = new LinkedList();
ll.Insert(6);
ll.Insert(5);
ll.Insert(4);
ll.Insert(3);
ll.Insert(2);
ll.Insert(1);
var middle = MiddleNode.FindMiddleNode(ll.Head);
Console.WriteLine($"The middle node is: {middle.Value}");
Console.WriteLine();
LinkedList palList = new LinkedList();
palList.Insert(2);
palList.Insert(4);
palList.Insert(6);
palList.Insert(4);
palList.Insert(2);
bool isPal = PalindromeLinkedList.IsLinkedListAPalindrome(palList.Head);
Console.WriteLine($"Is the List a Palindrome? {isPal}");
Console.WriteLine();
}
