1295. Find Numbers with Even Number of Digits

https://leetcode.com/problems/find-numbers-with-even-number-of-digits

Description

Given an array nums of integers, return how many of them contain an even number of digits. Example 1:

**Input:** nums = [12,345,2,6,7896]
**Output:** 2
**Explanation:**12 contains 2 digits (even number of digits). 
345 contains 3 digits (odd number of digits). 
2 contains 1 digit (odd number of digits). 
6 contains 1 digit (odd number of digits). 
7896 contains 4 digits (even number of digits). 
Therefore only 12 and 7896 contain an even number of digits.

Example 2:

**Input:** nums = [555,901,482,1771]
**Output:** 1 
**Explanation:** 
Only 1771 contains an even number of digits.

Constraints:

• 1 <= nums.length <= 500

• 1 <= nums[i] <= 10^5

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