異或、與、加法恆等式

原創 xhxhxhxhx 2020-05-25 03:13

a+b=a⊕b+2(a&b)a+b−2(a&b)=a⊕b a+b=a\oplus b+2(a\&b)\\ a+b-2(a\&b)=a\oplus b

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