Tricky permutations doubt

#1


sir it is giving tle in one case please check

#2

@Shivanchal-Agarwal-2530139037020445 yes you need to optimize your solution for removing the TLE. One thing you can do is take setans, instead of vector.
because the operations in set are logn and but count function you were using take O(N) time.

#3

@Shivanchal-Agarwal-2530139037020445 Also please mark this doubt as resolved after solving it.

#4

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