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ʵÑéÄÚÈÝ£º½«Á½¸ö¶àλʮ½øÖÆÊýÏà¼Ó£¬ÒªÇó¼ÓÊýºÍ±»¼ÓÊý¾ùÒÔASCIIÂëÐÎʽ¸÷×Ô˳Ðò´æ·ÅÒÔDATA1ºÍDATA2ΪÊ×µÄ5¸öÄÚ´æµ¥ÔªÖУ¨µÍλÔÚÇ°£©£¬½á¹ûËÍ»ØDATA1´¦¡£ÍêÕû´úÂëÈçÏ£º DATAS SEGMENT ;´Ë´¦ÊäÈëÊý¾Ý¶Î´úÂë

STRING1 DB 'input the first number:','$' STRING2 DB 13,10,'input the second number:','$' STRING3 DB 13,10,'the output is:','$' DATA1 DB 6 DUP(00H),'$' DATA2 DB 6 DUP(00H),'$' DATAS ENDS

STACKS SEGMENT ;´Ë´¦ÊäÈë¶ÑÕ»¶Î´úÂë STACKS ENDS

CODES SEGMENT

1

ASSUME CS:CODES,DS:DATAS,SS:STACKS START:

MOV AX,DATAS MOV DS,AX

;´Ë´¦ÊäÈë´úÂë¶Î´úÂë LEA SI,DATA1 LEA DI,DATA2 L0:

LEA DX,STRING1;´òÓ¡×Ö·û´®STRING1 MOV AH,09 INT 21H

INPUT1: ;ÊäÈëµÚÒ»¸öÊý MOV AH,01;ÊäÈë×Ö·ûÖÁALÖÐ INT 21H CMP AL,'/' JE L1 MOV [SI],AL INC SI

2

JMP INPUT1 L1:

LEA DX,STRING2;´òÓ¡×Ö·û´®STRING2 MOV AH,09 INT 21H

INPUT2: ;ÊäÈëµÚ¶þ¸öÊý MOV AH,01;ÊäÈë×Ö·ûÖÁAL INT 21H CMP AL,'/' JE L2 MOV [DI],AL INC DI JMP INPUT2 L2:

MOV SI,0

CLC;Çå¿Õ½øλ±ê־λCF MOV CX,6

3

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