,3DI;NAL ,SAMPLES #1_4 ,IF ;P !N ;Q US+ ! UNCONTRACT$ "R-PO9T+ >R[ IS WRITT5 P $33O Q #2_4 ,IF ;P !N ;Q US+ ! 3TRACT$ "R-PO9T+ >R[ IS WRITT5 P $O Q #3_4 ,IF A !N ;B US+ ! D\# >R[ %AFT IS WRITT5 A $77O B #A