Discussion @ 1390. Shots at Walls @ Timus Online Judge

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Any hints? Solved by interval trees? Safe Bird 29 Oct 2005 09:19

Re: Any hints? Solved by interval trees? Burunduk1 29 Oct 2005 14:22

Yes, use interval trees.

What will be the output for this case: Safe Bird 2 Nov 2005 11:07

wall 0 1 1 0
shot 0 1
Infinity or 1?

that will cause a precision error I think

Re: What will be the output for this case: Shen Yang 29 Oct 2016 04:05

get Accepted using divide and conquer

No subject Orient 8 Mar 2018 20:00

I think raytraycer based on kd-tree (SAH) with ropes is most suitable for this task. Time (just sequential number) can be saved in primitives and min of times in nodes to speedup calculations.

Discussion of Problem 1390. Shots at Walls