class Precedence {
    public static int precedence(Node p) /* return the operator precedence associated with */
    /* denotation p.                                  */
    {
	int stti;  /* string table index of id */
        int lvl;

	switch (p.kind) {
	case Const.BLOCKDENOTATION :
            return(p.precedence());
        case Const.USELIST :
            return(p.precedence());
        case Const.WORDCAND :
            return(2);
        case Const.WORDCOR :
            return(1);
        case Const.OPRID :
        case Const.LETTERID :
	    //HELP            stti = p . id_str_table_index();
            //HELP if (stti . pend[Const.NLEVELS - 1])
                if((p . kind) == Const.OPRID)
                    return(3 /* default precedence */);
                else
                    return(Const.INFINITE);
		// HELP            for (lvl = 0; stti. pend[lvl]; lvl++);
		//HELP            return(lvl);
        default :
            return(Const.INFINITE);
	}
    }
}