Given an integer array nums, return true if any value appears at least twice in the array, and return false if every element is distinct.
Input:
nums = [1,2,3,1]Output:
true
Input:
nums = [1,2,3,4]Output:
false
Input:
nums = [1,1,1,3,3,4,3,2,4,2]Output:
true
- 1 <=
nums.length<= 105- -109 <=
nums[i]<= 109