問答題

【簡答題】

AND AL,AL
JZ BRCH1
RCR AL,1
JZ BRCH2
RCL AL,1
INC AL
JZ BRCH3

上述程序運行后,試回答:
(1)當(AL)=?時,程序轉(zhuǎn)向BRCH1
(2)當(AL)=?時,程序轉(zhuǎn)向BRCH2
(3)當(AL)=?時,程序轉(zhuǎn)向BRCH3

答案:

①(AL)=0,②(AL)=1,③(AL)=-1

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