设X=-101Y=-1100111,字长N=8,用补码计算X-Y,结果为()

设X=-101Y=-1100111,字长N=8,用补码计算X-Y,结果为()

A.0,0010111

B.0,1100010

C.1,0011001

D.1,0010100

正确答案:0,1100010

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