main.cpp

//Author:
#include<iostream>

using namespace std;

int main()
{
  
  char letter;
  char letterCapital;
  char letterLowercase;

  cout<<"What character do you want to know about?\n";
  cin >> letter;

  if (letter >= 'A' && letter <= 'Z')
  {
  letterCapital = letter;
  
  //when user's entry is between A-Z...
  cout<< letterCapital <<" is an upper case letter!\n";
  }

  else if (letter >= 'a' && letter <= 'z')
  { 
  letterLowercase = letter;
  //when user's entry is between a-z...
  cout<< letterLowercase << " is a lower case letter!\n";
  }

  else
  {
  //in all other cases...
  cout<< letter <<"?! Pssh. What are you talking about?\n";
  }

    
  //no matter what they enter...
  cout<<"The ASCII value is: ";
  cout<<(int)letter<<endl;

  return 0;
}