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答案:
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1.1)z=x y,z1
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2.已知int x=1,y=2,z=3;以下语句执行后x,y,z的值是( ). if(x>y) z=x; x=y; y=z;
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3.x=3,y=4,z=5,执行以下语句if(x>z)[x=y;y=z;z=x;] else [x=z;z=y;y=x;] x=__y= __z= __。
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4.Using DeMorgan’s Law, write an expression for the complement of F if F(x,y,z) = xy xz yz.
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5.x /= x*y z等价的语句是 。A、x=x/(x*y z)B、x=x/x*y zC、x=(x*y z/)xD、x=x*y z/x
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6.(x<=y<=z)D (x<=y)&(y
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7.x y x-y z x z y-x-z - y z z x-y .
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8.在l0℃A、X >Y>ZB、Z>Y>XC、X>Z>YD、Y>X>Z
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9.公式"x ( F(x,y,z ) → "y ( G(x,y,z) → "z H(x,y,z) ) )的前束范式为
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10.(x - z)g B . (x + y - z)g C . (x - y - z)g D . (x + z - y)g