:
- ( );
- ;
- I ;
- .
W , , , . . .
, ( ), , .
, , I W = 1 (. 11).
W = 1
. 11. I
I , . .
, .. , . I .
. I, .
,
5- , (2.1):
W = 3 n 2 p 5 = 0.(2.2)
n p 5 , (2.2) , :
n = 2, p 5 = 3;
n = 4, p 5 = 6;
n = 6, p 5 = 9 . .
(. 12).
) )
. 12.
, .
, . ( I ). I .
, , .
, .
(n = 2, p 5 = 3) 5 , (. 13).
) )
) ) )
. 13. II :
|
|
) 1- ( ); ) 2- ( ); ) 3- ( ); ) 4- ( ); ) 5- ( )
. (. 14).
. 14.
:
1. ( )
W = 3 n 2 p 5 p 4;
W = 3 3 2 4 0 = 1.
2. ( ). II 1- ,
W = 3 2 2 3 0 = 0.
3. I ( ).
W = 3 1 2 1 0 = 1.
4. .
II 1- I . II .