1: Write a program to find the shortest substring containing all characters of another string using hashing.
2: Implement a function to count the number of vowels in a string using hashing.
3: Create a hash map to map user IDs to their last login times.
4: Write a program to find the maximum length of a substring with at most k distinct characters using hashing.
5: Implement a function to determine if a string has all characters appearing an even number of times using hashing.
6: Create a hash set to keep track of seen elements in a window of an array.
7: Write a program to find pairs of elements with the same sum from two different arrays using hashing.
8: Implement a function to count the number of palindromic substrings in a given string using hashing.
9: Create a hash table to store the ISBN numbers of books and their titles.
10: Write a program to determine if one string can be formed by rearranging the letters of another string 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.
