static void Main(string[] args)
{
Kangaroo kangaroo = new Kangaroo();
kangaroo.Run();
CamelCase camelCase = new CamelCase();
camelCase.Run();
StrongPassword strongPassword = new StrongPassword();
strongPassword.Run();
GradingStudents gradingStudents = new GradingStudents();
gradingStudents.Run();
IceCreamParlor iceCreamParlor = new IceCreamParlor();
iceCreamParlor.Run();
SockMerchant sockMerchant = new SockMerchant();
sockMerchant.Run();
RepeatedStrings repeatedStrings = new RepeatedStrings();
repeatedStrings.Run();
}