Next permutation approach daught

#1

can anyone please explain how to approach this question using stl

#2

using stl
simply use next_permutation() function

for this function details see doucumentation

next_permutation() Documentation

#3

https://ide.codingblocks.com/s/314729- like this ? but failing all test

#4

why you are printing only 3 values not the whole vector???

correct ways is shown below

like this

if you want to ask something about this feel free to ask
i hope this helps
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