.
ϳ 2
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- ;
- ;
- .
ϳ 3
- ;
- ;
- .
1.4. - (2/10)
-
- , - .
- (. binary-coded decimal, BCD, 8421-BCD) , 4- (4-) .
.
3 (N+3) | 9 (9-N) | ||||||
8421, 7421, 5421, 2421, 3321 φi , xi .
8421 , 4- . ( ) , .
.
7421, 5421, 3321, 2421 . . .
2421 . .
3 3 (0011) (N+3). . , 3 6, ( 6).
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9, 10 , . , , 0 .
8421:
510 | = | ; | 1210 | = | ; | 9410 | = |
24710 | = | ; | 8610 | = |
- (8421, 7421, 5421, N+3 9-N) :
) 1510; ) 3910; ) 10410; ) 55410; )204810
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