Confindustria
Ascoli Piceno
10 REM FILE TEST
20 OPEN 1, 8, 4, "TESTFILE,SEQ,W"
30 IF ST <> 0 THEN PRINT "FILE ERROR"
40 IF ST = 0 THEN PRINT "FILE EXISTS"
50 CLOSE 1
ERROR: #2XZ23O3VF8B5VY747HQZ7J1T8B6W9WVH