No same Permutations

#1

How to approach thi question without set or map
I solved the question using set and it shows TLE for 1 testcase

#2

Heres the code - https://ide.codingblocks.com/s/297598

#3

hello @ayu_15
pass ur vector by reference and then try

#4

No Iā€™m still getting TLE for the last test case