cryptic.c

c版本的

                                         /* Chapter 4 - Program 5 */
main()
{
int x = 0,y = 2,z = 1025;
float a = 0.0,b = 3.14159,c = -37.234;

                                              /* incrementing */
   x = x + 1;       /* This increments x */
   x++;             /* This increments x */
   ++x;             /* This increments x */
   z = y++;         /* z = 2, y = 3 */
   z = ++y;         /* z = 4, y = 4 */

                                              /* decrementing */
   y = y - 1;       /* This decrements y */
   y--;             /* This decrements y */
   --y;             /* This decrements y */
   y = 3;
   z = y--;         /* z = 3, y = 2 */
   z = --y;         /* z = 1, y = 1 */

                                              /* arithmetic op */
   a = a + 12;      /* This adds 12 to a */
   a += 12;         /* This adds 12 more to a */
   a *= 3.2;        /* This multiplies a by 3.2 */
   a -= b;          /* This subtracts b from a */
   a /= 10.0;       /* This divides a by 10.0 */

                                     /* conditional expression */
   a = (b >= 3.0 ? 2.0 : 10.5 );     /* This expression     */

   if (b >= 3.0)                     /* And this expression */
      a = 2.0;                       /* are identical, both */
   else                              /* will cause the same */
      a = 10.5;                      /* result.             */

   c = (a > b?a:b);        /* c will have the max of a or b */
   c = (a > b?b:a);        /* c will have the min of a or b */
}