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Java运算符
链接
1.ViBE:
2.SIFT
(2)n=-4,取反 (~-4)
-4补码:10000000 00000000 00000000 00000100
-4反码:10000000 00000000 00000000 00000011
-4原码:11111111 11111111 11111111 11111100
对原码取反:00000000 00000000 00000000 00000011 (3)
因为是正数,所以补码等于原码等于反码=3,所以~-4=3
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