- 8


2.4.3.

.

x

y

c

S

Co

0

0

0

0

0

1

0

0

1

0

0

1

0

1

0

1

1

0

0

1

0

0

1

1

0

1

0

1

0

1

0

1

1

0

1

1

1

1

1

1

S = x`y`c+ `xy`c+xy`c+xyc

Co= xy`c + x`yc +`xyc +xyc

2.6. .

() -. . , ( ) .

.

Q

S `Qn+1

Qn

_ `Q

Qn

R Qn+1

1 2 3 4 5 6 7 8 9

S

R

_

Q

Q

R-S .

, .

R

S

Qn

Q(n+1)

1

0

0

0

0

"0"

2

0

1

0

1

"1"

3

0

0

1

1

"1"

4

0

1

1

1

"1"

5

0

0

1

1

"1"

6

1

0

1

0

"0"

7

0

0

0

0

"0"

8

1

0

0

0

"0"

9

1

1

0

10

1

1

1

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