1: Write a program to determine if one string can be formed by rearranging the letters of another string using hashing.
2: Implement a function to find the first repeated character in a string using hashing.
3: Create a hash map to store the last occurrence of each character in a string.
4: Write a program to find the smallest window that contains all characters of another string using hashing.
5: Implement a function to find all unique triplets in an array that sum to zero using hashing.
6: Create a hash table to store the grades of students and retrieve them by student ID.
7: Write a program to check if a string is a subsequence of another string using hashing.
8: Implement a function to count the number of distinct words in a sentence using hashing.
9: Create a hash map to store product reviews and retrieve them by product ID.
10: Write a program to find the maximum frequency of any character in a 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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HTML (HyperText Markup Language) is the standard markup language for documents designed to be displayed in a web browser.
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