#include <iostream>

void print_number_word(int the_num);
void print_number_word_two(int the_num) ;
void print_letter_word(char the_letter);

int main () {

   int i;
   char ch;

   for (i=1;i<=5;i++) {
      cout << "before : I is " << i << endl ;
      print_number_word(i);
      cout << "after: I is " << i << endl ;
   }
   for (i=5;i>0;i--) {
      print_number_word_two(i);
   }
   print_letter_word('a');
   print_letter_word('A');
   print_letter_word('b');
   print_letter_word('B');
   print_letter_word('z');
}

void print_number_word(int the_num) {

      the_num = 4;

      if (1==the_num) {
         cout << "one " << endl;
      } else if (the_num == 2) {
         cout << "two" << endl;
      } else if (the_num== 3) {
         cout << "three" << endl;
      } else if (the_num==4) {
          cout << "four" << endl;
      } else {
         cout << "five" << endl;
      }
}

void print_number_word_two(int the_num) {
     switch(the_num){
        case 1: cout << "one " << endl;
                break;
        case 2: cout << "two " << endl;
                break;
        case 3: cout << "three " << endl;
                break;
        case 4: cout << "four " << endl;
                break;
        default:
                cout << "unknown number " << endl;
     }
}

void print_letter_word(char the_letter) {
     switch(the_letter) {
        case 'A':
             cout << "Uppercase " ;
        case 'a':
            cout << "alpha " << endl;
            break;
        case 'B':
        case 'b':
            cout << "beta " << endl;
            break;
        default:
            cout << "Unknon Letter" << endl;
     }
}