10 A=A+1
20 IFA=1THENLOAD" -A",8,1
30 IFA=2THENLOAD" -B",8,1
40 IFA=3THENLOAD" -C",8,1
50 IFA=4THENLOAD" -D",8,1
60 IFA=5THENLOAD" -E",8,1
70 IFA=6THENSYS24000