using System;

public class Program

{

    public static void Main()

    {

        start:

        Console.WriteLine("Please enter a string:");

        string input = Console.ReadLine();

        int len = input.Length;

        Console.WriteLine(len);

        int i = 0;

        int countA = 0;

        int countB = 0;

        int countC = 0;

        int countD = 0;

        int countE = 0;

        int countF = 0;

        int countG = 0;

        int countH = 0;

        int countI = 0;

        int countJ = 0;

        int countK = 0;

        int countL = 0;

        int countM = 0;

        int countN = 0;

        int countO = 0;

        int countP = 0;

        int countQ = 0;

        int countR = 0;

        int countS = 0;

        int countT = 0;

        int countU = 0;

        int countV = 0;

        int countW = 0;

        int countX = 0;

        int countY = 0;

        int countZ = 0;

        while (i < len)

        {

            if (input[i] == 'a' || input[i] == 'A')

            {

                ++countA;

            }

​

            if (input[i] == 'b' || input[i] == 'B')

            {

                ++countB;

            }

​

            if (input[i] == 'c' || input[i] == 'C')

            {

                ++countC;

            }

​

            if (input[i] == 'd' || input[i] == 'D')

            {

                ++countD;

            }

​

            if (input[i] == 'e' || input[i] == 'E')

            {

                ++countE;

            }

​

            if (input[i] == 'f' || input[i] == 'F')

            {

                ++countF;

            }

​

            if (input[i] == 'g' || input[i] == 'G')

            {

                ++countG;

            }

​

            if (input[i] == 'h' || input[i] == 'H')

            {

                ++countH;

            }

​

            if (input[i] == 'i' || input[i] == 'I')

            {

                ++countI;

            }

​

            if (input[i] == 'j' || input[i] == 'J')

            {

                ++countJ;

            }

​

            if (input[i] == 'k' || input[i] == 'K')

            {

                ++countK;

            }

​

            if (input[i] == 'l' || input[i] == 'L')

            {

                ++countL;

            }

​

            if (input[i] == 'm' || input[i] == 'M')

            {

                ++countM;

            }

​

            if (input[i] == 'n' || input[i] == 'N')

            {

                ++countN;

            }

​

            if (input[i] == 'o' || input[i] == 'O')

            {

                ++countO;

            }

​

            if (input[i] == 'p' || input[i] == 'P')

            {

                ++countP;

            }

​

            if (input[i] == 'q' || input[i] == 'Q')

            {

                ++countQ;

            }

​

            if (input[i] == 'r' || input[i] == 'R')

            {

                ++countR;

            }

​

            if (input[i] == 's' || input[i] == 'S')

            {

                ++countS;

            }

​

            if (input[i] == 't' || input[i] == 'T')

            {

                ++countT;

            }

​

            if (input[i] == 'u' || input[i] == 'U')

            {

                ++countU;

            }

​

            if (input[i] == 'v' || input[i] == 'V')

            {

                ++countV;

            }

​

            if (input[i] == 'w' || input[i] == 'W')

            {

                ++countW;

            }

​

            if (input[i] == 'x' || input[i] == 'X')

            {

                ++countX;

            }

​

            if (input[i] == 'y' || input[i] == 'Y')

            {

                ++countY;

            }

​

            if (input[i] == 'z' || input[i] == 'Z')

            {

                ++countZ;

            }

​

            i++;

        }

​

        Console.WriteLine("There are " + countA + " A's in your string");

        Console.WriteLine("There are " + countB + " B's in your string");

        Console.WriteLine("There are " + countC + " C's in your string");

        Console.WriteLine("There are " + countD + " D's in your string");

        Console.WriteLine("There are " + countE + " E's in your string");

        Console.WriteLine("There are " + countF + " F's in your string");

        Console.WriteLine("There are " + countG + " G's in your string");

        Console.WriteLine("There are " + countH + " H's in your string");

        Console.WriteLine("There are " + countI + " I's in your string");

        Console.WriteLine("There are " + countJ + " J's in your string");

        Console.WriteLine("There are " + countK + " K's in your string");

        Console.WriteLine("There are " + countL + " L's in your string");

        Console.WriteLine("There are " + countM + " M's in your string");

        Console.WriteLine("There are " + countN + " N's in your string");

        Console.WriteLine("There are " + countO + " O's in your string");

        Console.WriteLine("There are " + countP + " P's in your string");

        Console.WriteLine("There are " + countQ + " Q's in your string");

        Console.WriteLine("There are " + countR + " R's in your string");

        Console.WriteLine("There are " + countS + " S's in your string");

        Console.WriteLine("There are " + countT + " T's in your string");

        Console.WriteLine("There are " + countU + " U's in your string");

        Console.WriteLine("There are " + countV + " V's in your string");

        Console.WriteLine("There are " + countW + " W's in your string");

        Console.WriteLine("There are " + countX + " X's in your string");

        Console.WriteLine("There are " + countY + " Y's in your string");

        Console.WriteLine("There are " + countZ + " Z's in your string");

        Console.WriteLine("Would you like to play again? Y/N");

        string choice = Console.ReadLine();

        if (choice == "Y" || choice == "N")

        { 

            Console.Clear();

            goto start;

        }

    }

}