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D.6.3.4 Hcode

Procedure from library classify.lib (see classify_lib).

Usage:
Hcode(v); v=intvec

Return:
intvec, coding v according to the number of successive repetitions of an entry

Example:
 
LIB "classify.lib";
intvec v1 = 1,3,5,5,2;
Hcode(v1);
==> 1,0,1,0,2,0,0,1,0
intvec v2 = 1,2,3,4,4,4,4,4,4,4,3,2,1;
Hcode(v2);
==> 1,1,1,7,1,1,1

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