#define INCLUDES APLCB+APLMAIN+STDIO
#include "includes.h"
main()
{
     Aplmsg; Cdyadic; Ceq; Chrvect; Endoper; Quadout;
     #include "aplinit.h"

     endoper(quadout(cdyadic(ceq, /* ------------> 1 0 1 */
          chrvect("abc"),
          chrvect("axc"))));
}