1. https://leetcode.com/problems/sign-of-the-product-of-an-array/\n2. https://leetcode.com/discuss/interview-question/1915190/Microsoft-or-OA-or-Redmond-WA-or-Get-Maximum-Distance-of-Same-Elements-in-an-Array\n3. similar to https://leetcode.com/problems/remove-digit-from-number-to-maximize-result/ \n\n![image](https://assets.leetcode.com/users/images/ea5dcfea-474a-444f-9231-fd9c016f9261_1651449166.1585348.png)\n

https://leetcode.com/problems/sign-of-the-product-of-an-array/\n2. https://leetcode.com/discuss/interview-question/1915190/Microsoft-or-OA-or-Redmond-WA-or-Get-