看过007系列电影的人们一定很熟悉James Bond这个著名的特工。在电影”Live and Let Die”中James Bond被一组*贩子捉住并且关到湖中心的一个小岛上，而湖中有很多凶猛的鳄鱼。这时James Bond做出了最惊心动魄的事情来逃脱——他跳到了最近的鳄鱼的头上，在鳄鱼还没有反应过来的时候，他又跳到了另一只鳄鱼的头上……最后他终于安全地跳到了湖岸上。

　　假设湖是100×100的正方形，设湖的中心在(0,0)，湖的东北角的坐标是(50,50)。湖中心的圆形小岛的圆心在(0,0)，直径是15。一些凶残的鳄鱼分布在湖中不同的位置。现已知湖中鳄鱼的位置（坐标）和James Bond可以跳的最大距离，请你告诉James Bond一条最短的到达湖边的路径。他逃出去的路径的长度等于他跳的次数。

-007 people have seen the movie must be very familiar with this famous secret agent James Bond. In the movie　Live and Let Die　in the James Bond caught a group of drug dealers on an island and close to the center of the lake, but the lake has a lot of ferocious crocodiles. Then James Bond made the most thrilling thing to escape- he jumped recent crocodile s head, do not react in a crocodile when he jumped another crocodile s head ...... he finally safely jump on the lakeshore.

Assuming Lake is a square 100 × 100, and set up a central lake in (0,0), the coordinates of the northeast corner of the lake (50,50). Circular island in the center of the lake in the center (0,0), the diameter is 15. Some ferocious crocodiles distributed in different locations in the lake. The maximum distance now known crocodile lake location (coordinates) and James Bond can jump, please tell James Bond a shortest path to the lake. His escape path length equal to the number of his jump.