10 rem Morse code
20 dim c$(54)
30 for f = 1 to 54
40  read l$ : read m$
50  d$ = d$+l$ : c$(f) = m$
60 next f
100 line input "Message? ";t$
105 t$ = ucase$(t$)
110 for f = 1 to len(t$)
120  p = instr(d$,mid$(t$,f,1))
130  if p > 0 then print c$(p); else print "?";
140 next f
150 print
160 goto 100
1000 data "A","._","B","_...","C","_._.","D","_..","E",".","F",".._."
1010 data "G","__.","H","....","I","..","J",".___","K","_._","L","._.."
1020 data "M","__","N","_.","O","___","P",".__.","Q","__._","R","._."
1030 data "S","...","T","_","U",".._","V","..._","W",".__","X","_.._"
1040 data "Y","_.__","Z","__..","1",".____","2","..___","3","...__"
1050 data "4","...._","5",".....","6","_....","7","__...","8","___.."
1060 data "9","____.","0","_____",".","._._._",",","__..__","?","..__.."
1070 data "'",".____.","!","_._.__","/","_.._.","(","_.__.",")","_.__._"
1080 data "&","._...",":","___...",";","_._._.","=","_..._","+","._._.","-","_...._"
1090 data "_","..__._","\","._.._.","$","..._.._","@",".__._."