1: Create a hash table to store employee IDs and their corresponding salaries.

2: Write a program to find the longest substring with an equal number of 0s and 1s using hashing.

3: Implement a function to find the first unique element in an array using hashing.

4: Create a hash map to track the number of shares for different social media posts.

5: Write a program to find the maximum length of a contiguous subarray with at most two distinct elements using hashing.

6: Implement a function to check if a string is a valid shuffle of two other strings using hashing.

7: Create a hash table to store student IDs and their corresponding GPAs.

8: Write a program to find the smallest substring containing all characters of a given string using hashing.

9: Implement a function to count the number of distinct substrings in a string using hashing.

10: Create a hash map to track the number of clicks on different links in a document.