Given n 2d points
(x,y) , x<=1e5 , y<=1e5
n<=1e5
find the number of triplet such that all x's are different and all y's are different
ex: valid triplet is (1 , 3) , (2 , 2) , (3 , 1)
pLease share some ideas how to solve it
Thanks in advance
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Unequal triplet 2d point
Revision en2, by Snapper_001, 2023-04-04 10:06:30
History
Revisions
| Rev. | Lang. | By | When | Δ | Comment | |
|---|---|---|---|---|---|---|
| en2 |
|
Snapper_001 | 2023-04-04 10:06:30 | 60 | ||
| en1 |
|
Snapper_001 | 2023-04-04 09:50:52 | 225 | Initial revision (published) |
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