1% 2% Testing the #if conditional compilation scheme 3 4off echo; 5 6 7nil 8"A1: should appear" 9"A2: should appear" 10"A4: should appear" 11"A7: should appear" 12"A8: should appear" 13"A12: should appear" 14"A14: should appear" 15"A19: should appear" 16"A20: should appear" 17"A21: should appear" 18"A22: should appear" 19"A23: should appear" 20"A24: should appear" 21"A25: should appear" 22"A26: should appear" 23"A27: should appear" 24 25nil 26