????:1???app??:??????

2????????????

3???????

4????

5?????????

????1?????????24???????? ?????24???,2???,??????????????1?????????????1?????????,???4???

????????????????,???????????????,5?????????????,??????????,??????5?????,??????5??

??,6??1?,??????1?????????????????,??4????????

????,?????????5????????,????????,?????,?,??????(?????) ?????:?????????????