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+
+\ simple random number generator.
+\ based upon comus by Will Baden
+
+variable rnd \ holds some entropy
+
+\ get a random number
+: random ( -- n )
+ rnd @ 31421 * 6927 + dup rnd !
+;
+
+\ get a random number between 0 and u
+: rand ( u -- 0..u-1)
+ random um* nip ;
+;