ID,城市,探索进度,奖励id
1,1,20,2010031
2,1,40,2010032
3,1,60,2010033
4,2,20,2020031
5,2,40,2020032
6,2,60,2020033
7,3,20,2030031
8,3,40,2030032
9,3,60,2030033
10,4,20,2040031
11,4,40,2040032
12,4,60,2040033