ćć°ć¤ć³
ļ¼ O
ćć©ćć¼ćć
š„ććŖć©ć¼š„
ćć©ćć¼ćć
1
ćć¼ćÆ
1
ćć©ćć¼
0
ćć©ććÆć¼
ļ¼ Oć®ćć¼ćÆ
ļ¼ Oć®ćć¼ćÆć§ć
8ć¦ć©ćć
