Seek the mathematics examination paper and answer in Panyu District, Guangzhou in 2008.
Every region is different. I just made a model of Panyu District today ... much simpler than our Baiyun District. I just got the answer ... I scored 148 ... I made a model with only 1 17 white clouds. Here are some downloads/shiti/czst/zhongkao/200804/6935.html.