/*
 * @(#)$Id: div2,v 1.1 1994/09/16 09:38:16 dream Exp $
 *
 * $Log: div2,v $
 * Revision 1.1  1994/09/16 09:38:16  dream
 * Initial revision
 *
 */

problem([]==>x:pnat=>y:pnat=>less(x,y)=>div(x,y)=0 in pnat,_,_,_).