More Problems

• Write a function to find the longest substring that contains repeating characters with a hash map.
• Implement a program to find all unique pairs in an array that multiply to a specific target using hashing.
• Create a function to count the number of valid combinations of parentheses using hashing.
• Given two strings, write a program to check if they can be made equal by rearranging substrings using hashing.
• Write a function to find the minimum number of swaps required to sort an array using hashing.
• Create a program to find the maximum length of a subarray with a sum of zero using hashing.
• Given a string, implement a function to count the number of distinct permutations using hashing.
• Write a function to find the count of unique integers in a list of intervals using hashing.