䀀- 17 : €? 320,200€€ I = 0 Š 7 € € = I"€ €* € 0,I*25 Š 159,I*25+24€ € = I + 8$€ €* € 160,I*25 Š 320,I*25+24€ €0 &33B, I + 8€ €1 %(4,I*25+12) I; € €0 &33B, I € €1 %(164,I*25+12) I+8 €€ I €€3 : €4 †(ˆ ) €€- 2ÿÿ