DATASP SEGMENT
xx DB 73, 59, 61, 45, 81
DB 107,37,25,14, 64
DB 3, 17, 9, 23, 55, 97
DB 115, 78, 121, 67
DB 215, 137, 99, 241
DB 36, 58, 87, 100, 74, 62
yy DB ?
DATASP ENDS
CODESP SEGMENT
ASSUME CS: CODESP, DS: DATASP
MAIN PROC FAR
START: PUSH DS
MOV AX, 0
PUSH AX
MOV AX, DATASP
MOV DS, AX
MOV AL, xx
MOV SI, OFFSET xx
MOV CX, 29
LOOP1: INC SI
CMP [SI], AL
JAE LOOP2
XCHG AL, [SI]
LOOP2: DEC CX
JNZ LOOP1
MOV yy, AL
RET
MAIN ENDP
CODESP ENDS
END START