10 PRINT"[147]UPPER CASE"
20 PRINT
30 FORT=65TO90
40 PRINTCHR$(142)TCHR$(T),
50 NEXT
60 PRINT:PRINT
70 FORT=193TO218
80 PRINTTCHR$(T),
90 NEXT
100 PRINT:PRINT"PRESS SPACE BAR
160 [161]A$:[139]A$[179][177]" "[167]160
170 [139]T[178]0[167]T[178]1:[153][199](142);"UPPER CASE";:[137]160
180 T[178]0:[153][199](14);"LOWER CASE";:[137]160