; @xtcfilename "./TRS_Relative/INVY_15/#3.26_rand.xml"
(format TRS)
(fun s 1)
(fun f 1)
(fun rand 1)
(rule (f x) (s x))
(rule (f (s (s x))) (s (f (f x))))
(rule (rand x) x :cost 0)
(rule (rand x) (rand (s x)) :cost 0)