Next permutation leetcode

#1

Question https://leetcode.com/problems/next-permutation/

Code

It gives error on sumbmission and I don’t understand what kind of error is it.

#2

hello @div_yanshu07
image

when i will 0 then i-1 will be -1 and accessing negative index will give runtime error.
pls correct this

#3

I have taken care of that. See line no 12.

#4

@div_yanshu07

i m talking about loop in line 3.
just dry runthat loopfor for i=0 and see what u r getting

#5

Handled all the case now it passes sample case but gives run error on submitting

#6

@div_yanshu07

logically ur code was correct , just there were some implementation issues .
check now->