private int tr_198(char ch)
    {
        if(cheq(ch,'y')) return 192;
        if(chin(ch,' ','9')) return 57;
        if(chin(ch,'\t','\n')) return 57;
        if(chin(ch,'z','~')) return 57;
        if(chin(ch,';','x')) return 57;
        return 0;
    }