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Who is Who
Arnab Chakraborty
has Published
3296
Answers
Check if at least half array is reducible to zero by performing some operation in Python
Python
Server Side Programming
Programming
Arnab Chakraborty
Published on 18-Jan-2021 16:45:47
Suppose, we are provided with a list of size n that contains positive integers and another positive integer m. Let's say, we are currently inside a loop and in each iteration, we decrease the value of some elements in the array by 1 and increase the value of the remaining ...
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Check if all rows of a matrix are circular rotations of each other in Python
Python
Server Side Programming
Programming
Arnab Chakraborty
Published on 18-Jan-2021 16:42:28
Suppose, we are provided with a matrix of the size n*n, containing integer numbers. We have to find out if all the rows of that matrix are circular rotations of its previous row. In case of first row, it should be a circular rotation of the n-th row.So, if the ...
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Check if all levels of two trees are anagrams or not in Python
Python
Server Side Programming
Programming
Arnab Chakraborty
Published on 18-Jan-2021 16:39:11
Suppose, we are provided with two binary trees. We have to check if each level of a binary tree is an anagram of the other binary tree's same level. We return True if it is an anagram, otherwise we return False.So, if the input is like, then the output will ...
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Check if absolute difference of consecutive nodes is 1 in Linked List in Python
Python
Server Side Programming
Programming
Arnab Chakraborty
Published on 18-Jan-2021 16:34:45
Suppose, we have a singly linked list where each node contains an integer value. We have to find out if the absolute difference between two successive nodes is 1.So, if the input is like start_node->5->6->7->8->7->6->5->4, then the output will be True.To solve this, we will follow these steps −temp := ...
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Check if a word exists in a grid or not in Python
Python
Server Side Programming
Programming
Arnab Chakraborty
Published on 18-Jan-2021 16:29:28
Suppose, we have a grid or a matrix of words. We have to check whether a given word is present in the grid or not. The word can be found in four ways, horizontally left and right and vertically up and down. If we can find the word we return ...
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Check if a triplet with given sum exists in BST in Python
Python
Server Side Programming
Programming
Arnab Chakraborty
Published on 18-Jan-2021 16:25:51
Suppose, we are provided with a Binary Search Tree (BST) that contains integer values, and a number 'total'. We have to find out if there are any group of three elements in the provided BST where the addition of the three elements is equal to the supplied 'total' value.So, if ...
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Check if a string is Pangrammatic Lipogram in Python
Python
Server Side Programming
Programming
Arnab Chakraborty
Published on 18-Jan-2021 16:23:46
Suppose, we have been provided with three strings and we are asked to find which of the strings are a Pangram, Lipogram, and a Pangrammatic Lipogram. A Pangram is a string or a sentence, where every letter in the alphabet appears at least once. A Lipogram is a string or ...
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Check if a string follows anbn pattern or not in C++
C++
Server Side Programming
Programming
Arnab Chakraborty
Published on 18-Jan-2021 16:19:45
Suppose, we are given a string that is made of only two letters a and b. We have to find out if the string is of the form anbn, or in other words it contains n number of a's followed by n number of b's. If true, we return 1 ...
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Check if a string contains a palindromic sub-string of even length in C++
C++
Server Side Programming
Programming
Arnab Chakraborty
Published on 18-Jan-2021 16:16:50
Suppose, we are given a string that contains only lowercase letters. Our task is to find if there exists a substring in the given string that is a palindrome and is of even length. If found, we return 1 otherwise 0.So, if the input is like "afternoon", then the output ...
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Check if a string can become empty by recursively deleting a given sub-string in C++
C++
Server Side Programming
Programming
Arnab Chakraborty
Published on 18-Jan-2021 16:15:26
Suppose, we are given two strings, str1 and str2. str2 is a substring of str1, and we can delete str2 from str1. It is possible, that the string str2 appears multiple times in str1. Our goal here is to find out if str1 becomes a null string if we keep ...
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