public static void Main()
{
Boolean flag = true;
while (flag)
{
Console.WriteLine(" ");
Console.WriteLine("Program List:");
Console.WriteLine("\n1. Basic Programs\n2. Logical Programs");
Console.WriteLine("3. Functional Program\n4. Algorithmic Programs");
Console.WriteLine("5. Collection\n6. Data Structure");
Console.WriteLine("7. Object Oriented Programming");
Console.WriteLine("8. Design Pattern");
Console.WriteLine("9. Exit ");
Console.WriteLine(" ");
Console.WriteLine("Enter Your Choice:");
Console.WriteLine("");
try
{
string input = Console.ReadLine();
if (Regex.IsMatch(input, @"^[0-9]+$"))
{
int choice = Convert.ToInt32(input);
switch (choice)
{
case 1:
BasicPrograms.BasicProgramList();
break;
case 2:
LogicalPrograms.LogicalProgramList();
break;
case 3:
FunctionalPrograms.FunctionalProgramList();
break;
case 4:
AlgorithmPrograms.AlgorithmProgramList();
break;
case 5:
List.ListExample1();
break;
case 6:
Data_Structure_Programs.Data_Structure_Program_List();
break;
case 7:
ObjectOrientedPrograms.ObjectOrientedProgramList();
break;
case 8:
Design_PatternInput.DesignPatternInputFunction();
break;
case 9:
Console.WriteLine("Program Exit!!");
flag = false;
break;
default:
Console.WriteLine("Wrong Choice.\nDo you want to work in Program List?\nIf yes press 1 ");
if (choice != 0)
{
Console.WriteLine("Program Exit!!");
flag = false;
}
break;
}
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
Console.ReadKey();
}
public static void BasicProgramList()
{
Boolean flag = true;
while (flag)
{
Console.WriteLine(" ");
Console.WriteLine("Basic Program List:");
Console.WriteLine("\n1. Addition of Two Numbers\n2. Username ");
Console.WriteLine("3. Flip Coin \n4. Leap Year");
Console.WriteLine("5. Power of Two\n6. Harmonic Number");
Console.WriteLine("7. Factors");
Console.WriteLine("8. Exit");
Console.WriteLine(" ");
Console.WriteLine("Enter Your Choice:");
try
{
int choice = Convert.ToInt32(Console.ReadLine());
switch (choice)
{
case 1:
AdditionOfTwoNumbers.AdditionInput();
break;
case 2:
Username.UsernameInput();
break;
case 3:
FlipCoin.TossInput();
break;
case 4:
LeapYear.LeapyaerInput();
break;
case 5:
PowerOfTwo.PowerInput();
break;
case 6:
HarmonicNumber.HarmonicNumberInput();
break;
case 7:
Factors.FactorInput();
break;
case 8:
Console.WriteLine("Basic Program Exit!!");
flag = false;
break;
default:
Console.WriteLine("Wrong Choice.\nDo you want to work in Bassic Program List?\nIf yes press 1 ");
choice = Convert.ToInt32(Console.ReadLine());
if (choice == 1)
{
BasicPrograms.BasicProgramList();
}
else
{
flag = false;
}
break;
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
}