Enter a single character and output

DATAS SEGMENT STRING DB? DATAS ENDS CODES SEGMENT assumeCS:CODES,DS:DATASSTART:  MOVAx,datasMOVDs,ax;Code Snippet                            MOVah,01hINT21H;input Character              MOVString,al;can only first put Almov to variable string, then mov to DL. Can't direct mov dl,al                            MOVDL, 0AHMOVah,02hINT21H;Enter a carriage return line break              MOVDL,0DHMOVah,02hINT21HMOVdl,string;move character to DL with 02 function number output, no carriage return and line break code can direct mov dl,al              MOVah,02hINT21HMOVax,4c00hINT21H CODES ENDS END START

Enter a single character and output