执行以下程序后,RESULT字单元的内容是 H 。 DATA SEGMENT ABC DB 90H, 12H, 43H, 56H, 04H, 01H COUNT EQU $-ABC RESULT DW ? DATA ENDS CODE SEGMENT ASSUME CS:CODE, DS:DATA START: MOV AX, DATA MOV DS, AX XOR AX, AX MOV CX, COUNT LEA SI, ABC LEA DI, RESULT AA: MOV BL, [SI] INC SI CMP BL, 80H JC NEXT1 NEG BL NEXT1: ADD AL, BL ADC AH, 00H LOOP AA MOV [DI], AX MOV AH, 4CH INT 21H CODE ENDS END START

时间:2024-05-10 14:23:28

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