text: #include <stdio.h>
  
  int main(int argc, char *argv[]) {
      int areas[] = {10, 12, 13, 14, 20};
      char name[] = "Zack";
      char full_name[] = {
          'Z', 'a', 'c', 'k',
          ' ', 'P', '.', ' ',
          'M', 'a', 'r', 'v', 'e', 'l', '\0'
      };
  
      areas[1] = 11;
      areas[5] = 21
  
      printf("The size of an int: %ld\n", sizeof(int));
      printf("The size of areas (int[]): %ld\n", sizeof(areas));
      printf("The number of ints in areas: %ld\n",
             sizeof(areas) / sizeof(int));
      printf("The first area is %d, the second is %d.\n",
             areas[0], areas[1]);
  
      printf("The size of a char: %ld\n", sizeof(char));
      printf("The size of name (char[]): %ld\n", sizeof(name));
      printf("Its number of chars: %ld\n", sizeof(name) / sizeof(char));
      printf("The size of full_name (char[]): %ld\n", sizeof(full_name));
      printf("The number of chars: %ld\n",
             sizeof(full_name) / sizeof(char));
      
      printf("name=\"%s\" and full_name=\"%s\"\n",
             name, full_name);
  
      return 0;
  }
  