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Given a sequence (1, 2, 3, ... N) and an integer k. You need to find all the permutations of the sequence such that for any i in the permutation |a_i — i| != k
N <= 2000 and k < n
from the given editorial i am not able to understand how to find Mk using DP.
Can someone please help. Thank you
Auto comment: topic has been updated by vipin_bhardwaj (previous revision, new revision, compare).
gave codesule eh! lolol. coding block sucks when it copies problems from online platforms.