Dhananjay Sahoolanzkrish.hashnode.dev·Aug 24, 2022Contains duplicateGiven an integer array nums, return true if any value appears at least twice in the array, and return false if every element is distinct. Example 1: Input: nums = [1,2,3,1] Output: true Example 2: Input: nums = [1,2,3,4] Output: false Example 3: Inpu...100 readsleetcodeAdd a thoughtful commentNo comments yetBe the first to start the conversation.