even

synopsis: INT even(OP a)

description:

checks wether the input is even, this works for the following kind of objects INTEGER LONGINT PERMUTATION

example:

 the following is an example for a PERMUTATION   object as
 the input:
 #include "def.h"
 #include "macro.h"
 main()
 {
 OP a;
 anfang();

 a=callocobject(); scan(PERMUTATION,a); print(a);
 if (even(a))
 {printf(" is element of A");println(S_P_L(a));}
 else
 {printf(" is not element of A");println(S_P_L(a));}
 freeall(a); ende();
 }

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this page was automatically generated on So Aug 10 12:23:25 CEST 2008 on the machine btn6xa