#include <stdio.h>

int main(void) {

  int i = 10;
  short j = 5;
  long k = 111L;
  printf("i: %d, j: %3hd, k: %10.5ld\n", i, j, k);
    /* i: %d        Simple printing of an integer.  %i can also be used (same meaning).
       j: %3hd      Minimum field width is 3.  h is size modfier for short int.
       k: %10.5ld   Minimum field width is 10. At least 5 ciffers must be printed.  
                    l is size modifier for long int.
       \n forces print of a new line char.
    */

  double x = 10.5;
  float y = 5.5F;
  long double z = 111.75L;
  printf("x: %f, y: %5.2f, z: %Le\n", x, y, z);
    /*  x   %f     Simple printing of double.
        y:  %5.2f  Printing of float. Same conversion letter as double. Minimum field width is 5. 
                   Number of digits after decimal point is 2. 
        z:  %Le    Printing af long double. L is size modifier for long. 
                   e is conversion letter for scientific notation: 
       \n forces print of a new line char.
    */
   

  char c = 'A';
  char d = 'a';
  printf("c: %c, d: %d\n", c, d);

  char *s = "Computer", *t = "C";
  printf("s: %s,\nt: %s\n", s, t);  

  return 0;
}