Description Programming contests became so popular in the year 2397 that the governor of New Earck -- the largest human-inhabited planet of the galaxy -- opened a special Alley of Contestant Memories (ACM) at the local graveyard. The ACM encircles…
在一个周长为 10000 的圆上等距分布着 n 个雕塑.现在又有 m 个新雕塑加入(位置可以随意摆放),希望所有 n + m 个雕塑能在圆周上均匀分布.这就需要移动一些原有的雕塑.要求 n 个雕塑移动的总距离最小. 因为是均匀分布,所以如果在摆放好所有的雕塑之后,统一移动相同的距离依旧是均匀分布的,所以这题可以先把某一个雕塑当做原点固定不动.并将这个墓碑的距离设置为0. 之后利用等比缩放,将整个圆缩放成一个周长为 n + m 的圆,于是原有的雕塑的位置可以利用公式得出: 又因为,圆已经缩放成周长…
Graveyard Programming contests became so popular in the year 2397 that the governor of New Earck -- the largest human-inhabited planet of the galaxy -- opened a special Alley of Contestant Memories (ACM) at the local graveyard. The ACM encircles a gr…
Description Your new company is building a robot that can hold small lightweight objects. The robot will have the intelligence to determine if an object is light enough to hold. It does this by taking pictures of the object from the 6 cardinal dire…