bico.dem

Delphi Pascal 数据挖掘领域算法包 数值算法大全

PROGRAM d6r3(input,output,dfile);
(* driver for routine BICO *)
VAR
   binco : real;
   i,k,n,nval : integer;
   txt : string[21];
   dfile : text;
   gla : ARRAY [1..100] OF real;

(*$I MODFILE.PAS *)
(*$I GAMMLN.PAS *)

(*$I FACTLN.PAS *)

(*$I BICO.PAS *)

BEGIN
   FOR i := 1 to 100 DO gla[i] := -1.0; (* initialize FACTLN *)
   glopen(dfile,'fncval.dat');
   REPEAT readln(dfile,txt) UNTIL (txt = 'Binomial Coefficients');
   readln(dfile,nval);
   writeln (txt);
   writeln ('n':6,'k':6,'actual':12,'bico(n,k)':12);
   FOR i := 1 to nval DO BEGIN
      readln(dfile,n,k,binco);
      writeln (n:6,k:6,binco:12:0,bico(n,k):12:0)
   END
END.