Not understanding the question - BRIDGES

#1

I am not able to understand the question. Please can you explain the sample test cases?

#2

hello @anirbandas0206 ,

in this problem u are given,
n bridges and u need to tell maximum number of non intersecting beidges .
image

for ex-> here we have 4 bridges
(2,6) , (5,4) , (8,1) ,(10,2)
maximum non intersecting bridges are ->2
i,e (8,1) and (10,2) they will not cross each other.

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