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+/*********************************************************************
+ *
+ * Purpose: Demonstrate the 'srand' and 'rand' functions
+ * Author: M.J. Leslie.
+ * Date: 11=Nov-94
+ *
+ *********************************************************************/
+
+#include <time.h>
+#include <stdlib.h>
+
+main()
+{
+ int rolls=4;
+ /* This looks DISCUSTING!
+ * time returns a different value
+ * on every execution. And so
+ * changes the value passed to
+ * srand. See CAST
+ * for an explanation of
+ * (unsigned int) and (time_t) */
+ srand((unsigned int)time((time_t *)NULL));
+
+ /* Roll the dice. */
+ while(rolls--)
+ {
+ printf("Dice value is %d\n", (rand()%6)+1);
+ }
+}