Tag: hash map

Given a list of integers nums, return the length of the longest contiguous sublist where all its elements are distinct. Constraints n ≤ 100,000 where n is the length …

Given a string s, return true if s is a good string, or false otherwise. A string s is good if all the characters that appear in s have …

The linux uniq filters adjacent duplicate lines and then output to standout. Most of the times, we want only the unique lines, and thus we have to combine the …

Given a list of integers nums, remove numbers that appear multiple times in the list, while maintaining order of the appearance in the original list. It should use O(k) …

Teaching Kids Programming: Videos on Data Structures and Algorithms Given two arrays, write a function to compute their intersection. Example 1: Input: nums1 = , nums2 = Output: Example …