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{0,1} ( 3). ASCII (American standart code for information interchange ), -8 ( ), Win1251 1251 (code page), Unicode.
3 {0,1}.
, .
.
( 1, 2, 3 .. ); . ASCII 8 1 , Unicode 16 2 .
n, , k , = kn .
(k = 2) ASCII (n = 8) 28 = 256 , Unicode (n = 16) 216 = 65536 .
, k , n = [ logk M +1].