} //end of DecimalToOctal()
public static void decimalToHexadecimal()
{
int integer = 0;
string binaryNumber = "";
try {
do
{
Console.Write("Enter A Decimal : ");
integer = Int32.Parse(Console.ReadLine());
} while(integer < 0);
while (integer > 1)
{
binaryNumber += HexadecimalNumber.getCharacter((integer % 16));
integer /= 16;
} //end of while loop
if (integer > 0)
{
binaryNumber += HexadecimalNumber.getCharacter(integer);
} //end of if statement
Console.Write("Octal Number : ");
for (int bn = binaryNumber.Length; bn > 0; bn--)
{
Console.Write(binaryNumber.Substring(bn - 1, 1));
} //end of for loop
Console.WriteLine();
} catch (Exception exception) {
Console.WriteLine("Invalid Input");
} //end of try catch block
} //end of decimalToHexadecimal()
static void Main(string[] args)
{
int choice = -1;
while (choice != 7)
{
Console.WriteLine("Options");
Console.WriteLine("1. Decimal To Binary");
Console.WriteLine("2. Binary To Decimal");
Console.WriteLine("3. Decimal To Octal");
Console.WriteLine("4. Octal To Decimal");
Console.WriteLine("5. Decimal To Hexadecimal");
Console.WriteLine("6. Hexadecimal To Decimal");
Console.WriteLine("7. Quit");
do
{
try {
Console.Write("Enter Choice : ");
choice = Int32.Parse(Console.ReadLine());
}
catch (Exception e) {
Console.WriteLine("Invalid Input");
} //end of try catch block
}while(choice < 1 || choice > 7);
switch (choice)
{
case 1:
DecimalNumber.decimalToBinary();
break;
case 2:
BinaryNumber.binaryToDecimal();
break;
case 3:
DecimalNumber.decimalToOctal();
break;
case 4:
OctalNumber.octalToDecimal();
break;
case 5:
DecimalNumber.decimalToHexadecimal();
break;
case 6:
HexadecimalNumber.hexadecimalToDecimal();
break;
} //end of switch statement
} //end of while loop
}