Watch 10 video solutions for Thousand Separator, a easy level problem involving String. This walkthrough by Fisher Coder has 734 views views. Want to try solving it yourself? Practice on FleetCode or read the detailed text solution.
Given an integer n, add a dot (".") as the thousands separator and return it in string format.
Example 1:
Input: n = 987 Output: "987"
Example 2:
Input: n = 1234 Output: "1.234"
Constraints:
0 <= n <= 231 - 1