Arnab Chakraborty has Published 3734 Articles
Arnab Chakraborty
231 Views
Suppose we have a list nums and another value k, we have to find the maximum values of each sublist of size k.So, if the input is like nums = [12, 7, 3, 9, 10, 9] k = 3, then the output will be [12, 9, 10, 10]To solve this, ... Read More
Arnab Chakraborty
176 Views
Suppose we have a list with only two values 1 and −1. We have to find the length of the longest sublist whose sum is 0.So, if the input is like nums = [1, 1, −1, 1, 1, −1, 1, −1, 1, −1], then the output will be 8, as ... Read More
Arnab Chakraborty
804 Views
Suppose we have a number k and another string s, we have to find the size of the longest substring that contains at most k distinct characters.So, if the input is like k = 3 s = "kolkata", then the output will be 4, as there are two longest substrings ... Read More
Arnab Chakraborty
1K+ Views
Suppose we have one directed acyclic graph represented by the adjacency list. We have to find the longest path in the graph without node repetition.So, if the input is likethen the output will be 4, as the path is 0 -> 1 -> 3 -> 4 -> 2 with length ... Read More
Arnab Chakraborty
232 Views
Suppose we have a binary tree. we have to find the length of the longest path whose sum is an even number.So, if the input is like image, then the output will be 5, as the path is like [5, 2, 4, 8, 5], sum = 24(even).To solve this, we ... Read More
Arnab Chakraborty
727 Views
Suppose we have three strings s1, s2, and s3, we have to find the length of their longest common subsequence.So, if the input is like s1 = "ababchemxde" s2 = "pyakcimde" s3 = "oauctime", then the output will be 4, as the longest common subsequence is "acme".To solve this, we ... Read More
Arnab Chakraborty
397 Views
Suppose we have a list of numbers called nums, we have to find the length of the longest arithmetic subsequence. As we know a sequence S[i] is an arithmetic sequence when S[i+1] - S[i] have the same value for every i in range (0 ≤ i < Size of S ... Read More
Arnab Chakraborty
430 Views
Suppose we have a list of numbers called nums and that is sorted in non-decreasing order, we have to check whether it can be split into any number of subsequences such that each subsequence has at minimum length of 3 and that is consecutively increasing.So, if the input is like ... Read More
Arnab Chakraborty
226 Views
Suppose we have a list of numbers called nums, and another value k, we have to check whether it is possible to split the list into sublists lists such that each sublist has length ≥ k and that is strictly increasing. The list does not need to be split contiguously.So, ... Read More
Arnab Chakraborty
187 Views
Suppose we have a list of numbers called nums and another value k, we have to find the largest sum of three non-overlapping sublists of the given list of size k.So, if the input is like nums = [2, 2, 2, -6, 4, 4, 4, -8, 3, 3, 3] k ... Read More
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