text: #include <stdio.h>
  
  int main(void)
  {
          const int LETTERS = 26;
          char lowercase[LETTERS];
          char ch;
          int i;
  
          for (i = 0, ch = 'a'; i < LETTERS; i++, ch++)
                  lowercase[i] = ch;
  
          for (i = 0; i < LETTERS; i++)
                  printf("lowercase[%d] = %c\n", i, lowercase[i]);
  }
  