Check Capital, Small, Digit, Special Character from Keyboard Input

Q. 86. Program to accept a character and print if its a Capital letter, Small letter, Digit or Special Character.

Copy Code:

#include<iostream>

using namespace std;

int main()

{

  char ch ;

  cout << "Enter any character : ";

  cin >> ch;

  

  if (ch>='A'  &&  ch<='Z')

     cout << ch << " is a Capital Letter";

  else if (ch>='a'  &&  ch<='z')

     cout << ch << " is a Small Letter";

  else if (ch>='0'  &&  ch<='9')

     cout << ch << " is a Digit";

  else 

     cout << ch << " is a Special Character";

   return(0);

}

Program to change Case of an Alphabet

Q. 87. Program to accept any Alphabet and change the Case

Copy Code:

#include <iostream>

using namespace std;

int main()

{

  char ch ;

  cout << "Enter an Alphabet : "; cin >> ch;

  

  if (ch>='A'  &&  ch<='Z')

     {

       ch+=32;  // ch=ch+32

       cout << "Lower case is "<< ch;

      }

  else if (ch>='a'  &&  ch<='z')

     {

      ch-=32;  // ch=ch-32

      cout << "Upper case is "<< ch;

     }

  else 

      cout << "Not an Alphabet";

  

return 0;

}