public void Runs()
{
var a = new [] { 2, 1, 3, 5, 3, 2 };
var firstDuplciate = FirstDuplicate.Run(a);
Assert.Equal(3, firstDuplciate);
}
public void firstDuplicateTest()
{
var f = new FirstDuplicate();
Assert.AreEqual(3, f.firstDuplicate(new[] { 2, 3, 3, 1, 5, 2 }));
Assert.AreEqual(-1, f.firstDuplicate(new[] { 2, 4, 3, 5, 1 }));
Assert.AreEqual(-1, f.firstDuplicate(new[] { 1 }));
Assert.AreEqual(2, f.firstDuplicate(new[] { 2, 2 }));
Assert.AreEqual(-1, f.firstDuplicate(new[] { 2, 1 }));
Assert.AreEqual(-1, f.firstDuplicate(new[] { 2, 1, 3 }));
Assert.AreEqual(3, f.firstDuplicate(new[] { 2, 3, 3 }));
Assert.AreEqual(3, f.firstDuplicate(new[] { 3, 3, 3 }));
Assert.AreEqual(6, f.firstDuplicate(new[] { 8, 4, 6, 2, 6, 4, 7, 9, 5, 8 }));
Assert.AreEqual(-1, f.firstDuplicate(new[] { 10, 6, 8, 4, 9, 1, 7, 2, 5, 3 }));
}
public static void Main(String[] args)
{
#region FirstDuplicateDemo
FirstDuplicate firstDuplicate = new FirstDuplicate();
//int[] inputArray = new int[] { 2, 1, 3, 5, 3, 2 };
int[] inputArray = new int[] { 1, 2, 1, 2, 3, 3 };
int output = firstDuplicate.Duplicate(inputArray);
Console.WriteLine("Duplicate number: " + output);
output = firstDuplicate.DuplicateByDictionary(inputArray);
Console.WriteLine("Duplicate number: " + output);
#endregion
#region NonRepeatingCharacter
StringManageMent stringMangement = new StringManageMent();
string input = "aaabcccdeeef";
char ch = stringMangement.NonRepeatingCharByCountArray(input);
Console.WriteLine("Expected output: " + ch);
ch = stringMangement.NonRepeatingCharByDicktionary(input);
Console.WriteLine("Expected output: " + ch);
ch = stringMangement.NonRepeatingCharByMethod(input);
Console.WriteLine("Expected output: " + ch);
#endregion
#region DelegateEventDemo
/* var video = new Video() { Title = "Video 1" };
* var videoEncoder = new VideoEncoder(); //publisher
*
* var mail = new MailService(); //subscriber
* var message = new MessageService();
*
* videoEncoder.VideoEncoded += mail.OnVideoEncoded;
* videoEncoder.VideoEncoded += message.OnVideoEncoded;
*
* videoEncoder.Encode(video);*/
#endregion
#region RandomClassUsesDemo
/* RandomGenerator generator = new RandomGenerator();
*
* Random random = new Random();
* int num = random.Next(1000); //a random number.
* int num2 = random.Next(1000); //a random number less than 1000.
*
* int rand = generator.RandomNumber(5, 100);
* Console.WriteLine($"Random number between 5 and 100 is {rand}");
*
* string str = generator.RandomString(10, false);
* Console.WriteLine($"Random string of 10 chars is {str}");
*
* string pass = generator.RandomPassword();
* Console.WriteLine($"Random string of 6 chars is {pass}");
*
* Console.ReadKey();*/
#endregion
}
public void Test1()
{
var result = FirstDuplicate.firstDuplicate(new[] { 2, 1, 3, 4, 3, 2 });
Assert.AreEqual(3, result);
}
public void Test11()
{
var result = FirstDuplicate.firstDuplicate(new[] { 1, 1, 2, 2, 1 });
Assert.AreEqual(1, result);
}
public void Test8()
{
var result = FirstDuplicate.firstDuplicate(new[] { 3, 3, 3 });
Assert.AreEqual(3, result);
}
public void Test4()
{
var result = FirstDuplicate.firstDuplicate(new[] { 2, 1 });
Assert.AreEqual(-1, result);
}
