????:1?????????:?????????

2?????????

3???????

4??????

5??????100????

?????9???????25? (?? ???????????????)??,?????25?,?9????????????,??2??????????

????,?25???,??9???????

??????21????????,???????????????????????????22???22?????????????????,?48???????498.5?????????????,???393.5?,???????????????9???2???,???????????????????

???,?????????????????,?????????????

???,?????????????????24??16?????,??????????????????????37??,?????621?????????????????????????

??,?????????????????25?????(???????) ??:??