Https://www.codechef.com/viewsolution/35646358

1

https://www.codechef.com/viewsolution/35646358
why i am getting WA

2

You have sorted array.
They have given following condition,
1 ≤ i ≤ j < k ≤ l ≤ N

Since you have sorted.
its not necessary what ever you have sorted,
follow the given condition.

3

thanks

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