/// <summary>
/// If a four-digit number is input through the keyboard, write a
/// program to obtain the sum of the first and last digit of this
/// number.
/// </summary>
/// <param name="number"></param>
public static void SumOfFirstAndLastDigitNumbers(this Chapter_01.SumOfFiveDigitNumber className)
{
Console.WriteLine("Enter four digit Number");
int inputnumber = Convert.ToInt32(Console.ReadLine());
var refinput = inputnumber.ToString();
var LengthofNumber = refinput.Length;
if (inputnumber >= 10000)
{
Console.WriteLine("please enter 4 digits only ");
}
else
{
int lastDigit = inputnumber % 10;
int firstDigit = inputnumber / 1000; //(LengthofNumber * 10);
//while (inputnumber >= 10)
//{
// inputnumber = inputnumber / 10;
//}
Console.WriteLine($"Sum of first and last digit of Given number : {firstDigit + lastDigit}");
}
}
/// <summary>
/// A cashier has currency notes of denominations 10, 50 and 100.
/// If the amount to be withdrawn is input through the keyboard in hundreds,
/// find the total number of currency notes of each denomination the cashier will have to give to the withdrawer.
/// </summary>
public static void currencynotesofdenomination(this Chapter_01.SumOfFiveDigitNumber number)
{
Console.WriteLine("Enter Amount to WithDraw");
int InputAmount = Convert.ToInt32(Console.ReadLine());
int Hunderednotes = InputAmount / 100;
int fiftynotes = (InputAmount % 100) / 50;
int Tens = (((InputAmount % 100)) % 50) / 10;
int change = (((InputAmount % 100)) % 50) % 10;
Console.WriteLine($"input Amount is {InputAmount} \n " +
$"the notes in 100 {Hunderednotes} \n, " +
$"in 50 is {fiftynotes} \n 10 {Tens} and \n change {change} ");
}
/// <summary>
/// In a town, the percentage of men is 52.
/// The percentage of total literacy is 48.
/// If total percentage of literate men is 35 of the total population,
///write a program to find the total number of illiterate men and women if the population of the town is 80,000
/// </summary>
/// <param name="number"></param>
public static void TotalPopulationOfTheTown(this Chapter_01.SumOfFiveDigitNumber number)
{
int TotalPopulationOfTheTown = 80000;
int PopulationOfMen = (52 * TotalPopulationOfTheTown) / 100;
int PopulationOfWomen = TotalPopulationOfTheTown - PopulationOfMen;
int literatePopulation = (48 * TotalPopulationOfTheTown) / 100;
int literateMen = (35 * TotalPopulationOfTheTown) / 100;
int literateWomen = literatePopulation - literateMen;
Console.WriteLine($"The Total population of {TotalPopulationOfTheTown} \n " +
$"Total men {PopulationOfMen}, total women {PopulationOfWomen} " +
$"\n Total literate Population {literatePopulation} \n" +
$" literate Men {literateMen} literate women {literateWomen}");
}
/// <summary>
/// If a five-digit number is input through the keyboard,
/// write a program to reverse the number.
/// </summary>
/// <param name="number"></param>
public static void ReverseOfFiveDigitNumber(this Chapter_01.SumOfFiveDigitNumber number)
{
Console.WriteLine("Enter Five digit Number");
int inputnumber = Convert.ToInt32(Console.ReadLine());
int refinput = inputnumber;
if (inputnumber >= 100000)
{
Console.WriteLine("please enter 5 digits only ");
}
else
{
int rev_num = 0;
while (inputnumber > 0)
{
rev_num = rev_num * 10 + (inputnumber % 10);
inputnumber = inputnumber / 10;
}
Console.WriteLine($"Reverse of the {refinput} is {rev_num}");
}
}
/// <summary>
///
/// </summary>
/// <param name="number"></param>
public static void Test(this Chapter_01.SumOfFiveDigitNumber number)
{
Console.WriteLine("Method Name: extension method");
}
