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Data Structure Articles
Page 15 of 164
Length of longest prefix anagram which are common in given two strings
In this article, we delve into a fascinating problem in the realm of string manipulation and anagram analysis. Specifically, we'll be finding the length of the longest prefix anagram that is common to two given strings. Our solution leverages C, C++, Java and Python, a powerful and versatile programming languages beloved by software developers. Understanding Anagrams An anagram is a word or phrase formed by rearranging the letters of a different word or phrase, typically using all the original letters exactly once. For instance, the words 'listen' and 'silent' are anagrams of each other. Problem Statement Given two strings, we ...
Read MoreWhat are the principles of Public key Cryptosystem in Information Security?
Public key cryptography has become an essential means of providing confidentiality, especially through its need of key distribution, where users seeking private connection exchange encryption keys. It also features digital signatures which enable users to sign keys to check their identities. The approach of public key cryptography derivative from an attempt to attack two of the most complex problems related to symmetric encryption. The first issue is that key distribution. Key distribution under symmetric encryption needed such as − that two communicants already shared a key, which somehow has been ...
Read MoreGenerate a sequence determined by the characters of a given string
In this article, we'll discuss an engaging problem related to strings and sequences. The problem statement is "Generate a sequence determined by the characters of a given string". This problem is an excellent way to enhance your skills in string manipulation and sequence generation. Problem Statement Given a string, the task is to generate a sequence where each character of the string is replaced by its position in the English alphabet. Solution Approach Our approach to this problem is straightforward. We will iterate over the string and for each character, we will calculate its position in the English alphabet. The ...
Read MoreFlip the String by Either Swapping given Characters or Rotating it Horizontally for Q Queries
Flip the String by either swapping given characters or rotating it horizontally for Q queries is a fascinating problem that involves manipulating a string based on a series of queries. In this tutorial, we delve into this problem and provide a solution using C++. The problem statement revolves around a string of characters and a set of queries, each containing instructions to swap specific characters or perform a horizontal rotation. Our objective is to determine the final configuration of the string after applying all the queries. Through this tutorial, we will explore the intricacies of the ...
Read MoreFlip all 0s in given Binary Strings K times with different Neighbours
The task of flipping 0s in a binary string while considering their adjacent characters has practical applications in various domains. In this tutorial, we delve into the problem of modifying a given binary string by repeatedly flipping the 0s that have different adjacent characters. Specifically, we aim to solve this problem within the context of C++ programming. The solution involves iteratively scanning the string and applying the necessary flips based on the provided logic. By leveraging the string manipulation capabilities, we can efficiently transform the binary string by flipping 0s K times, ensuring that each flip adheres to the ...
Read MoreFind two unique Palindrome Strings using given String characters
In this problem, we will construct two palindromic strings using the given string’s characters. We can use the character’s frequency to solve the problem. We can construct two new palindromic strings only if both characters’ frequencies are even or if any characters have an even frequency and others have an odd frequency. Problem statement − We have given a string alpha containing two different characters and a size equal to N. We need to construct two palindromic strings using the characters of the alpha, which are not the same as the given string alpha. Sample Examples After incrementing each character ...
Read MoreFind the word from a given sentence having given word as prefix
When working with natural language processing or text analysis, it is often necessary to search for specific words or phrases within a larger body of text. One common task is finding all the words in a sentence that start with a given prefix. In this article, we will explore how to accomplish this task. Algorithm Read in the input sentence and prefix. Tokenize the input sentence into individual words. For each word in the sentence, check if it starts with the given prefix. If the word starts with the prefix, add it to the list of words that match. ...
Read MoreFind the player with least 0s after emptying a Binary String by removing non-empty substrings
In this article, we'll examine an interesting problem from the field of string manipulation and game theory: "Find the player with the least 0s after emptying a binary string by removing non-empty substrings". This problem explores the concept of competitive game playing between two players using binary strings. Our goal is to identify the player who ends up with the least number of 0s after the game ends. We'll discuss the problem, provide a code implementation, and clarify the concept with an example. Understanding the Problem Statement Two players are given a binary string, and they play a game in ...
Read MoreFind the player who is the last to remove any character from the beginning of a Binary String
When working with binary strings, it is common to need to identify specific patterns or players who perform certain actions. One common task is to find the player who is the last to remove any character from the beginning of a binary string. In this article, we will discuss an algorithm to solve this problem and provide a sample implementation. Problem Statement Given a binary string s and two players A and B, the players take turns removing any character from the beginning of the string. The player who removes the last character wins. If both players play optimally, determine ...
Read MoreFind the maximum occurring character after performing the given operations
In this article, we will explore the concept of finding the maximum occurring character in a string after performing a given set of operations. This problem often arises in programming challenges and interviews, and mastering the solution helps strengthen your string manipulation and algorithm skills. We will explain the problem statement, discuss the algorithm used, present the implementation, and provide a test case example to demonstrate the solution. Problem Statement Given a string s and a set of operations, find the maximum occurring character after performing all the operations. Each operation consists of a pair (i, j), representing that we ...
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