1: Implement a function to find the first k unique characters in a string using hashing.
2: Create a hash table to store user feedback and retrieve it by user ID.
3: Write a program to find the longest substring of digits in a given string using hashing.
4: Implement a function to find the maximum frequency of any word in a paragraph using hashing.
5: Create a hash map to track the number of shares for different articles.
6: Write a program to find the common elements between three arrays using hashing.
7: Implement a function to check if a string can be broken into words from a dictionary using hashing.
8: Create a hash table to store task IDs and their statuses.
9: Write a program to find the smallest substring that contains all characters of a given string using hashing.
10: Implement a function to find the longest substring that contains at most one repeating character using hashing.
C is a general-purpose programming language that is widely used for system programming and application development.
C++ is a high-level programming language that supports object-oriented, procedural, and generic programming paradigms.
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A linked list is a linear data structure where each element is a separate object, and elements are linked using pointers.
A stack is a linear data structure that follows the Last In First Out (LIFO) principle, where elements are added and removed from the top.
Strings are sequences of characters used to store and manipulate text in programming, offering various operations for data handling.
Computer Networking refers to the practice of connecting computers and devices to share resources and information.
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Theory of Computation deals with understanding the capabilities and limitations of computers in solving problems.
HTML (HyperText Markup Language) is the standard markup language for documents designed to be displayed in a web browser.
The Internet of Things (IoT) is a network of interconnected devices that communicate and exchange data with one another.
