b0 $ x1 $ x1 b0 u $ x1 t0 u u $ x1 b0 u u x1 u b0 x1 u t0 x1 t0 u u u x1 b0 t0 x1 t0 b0 x1 & u x1 & b0 x1 & t0 x1 & b0 u x1 b0 1 $ 1 u 1 t0 1 & 1 FULL Yolcu_21/collatz-L.srs