Move-to-front algorithm: Difference between revisions
Content added Content deleted
m (→version 2: changed some comments and whitespace, used a template for output.) |
m (→version 2: changed a comment.) |
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!= /*set the encode string to a null. */ |
!= /*set the encode string to a null. */ |
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do m=1 for words($); n=word($, m) +one /*decode the sequence table string. */ |
do m=1 for words($); n=word($, m) +one /*decode the sequence table string. */ |
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y=substr(@@, n, 1); !=! || y /*the decode symbol for the N word. |
y=substr(@@, n, 1); !=! || y /*the decode symbol for the N word.*/ |
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@@=y || delstr(@@, n, 1) /*rebuild the symbol table string. */ |
@@=y || delstr(@@, n, 1) /*rebuild the symbol table string. */ |
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end /*m*/ /* [↑] the move─to─front decoding. */ |
end /*m*/ /* [↑] the move─to─front decoding. */ |
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