Description of the Problem

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"

Example 3:
Input: n = 123456789
Output: "123.456.789"

Example 4:
Input: n = 0
Output: "0"

Code

class Solution: def thousandSeparator(self, n: int) -> str: 

Link To The LeetCode Problem

LeetCode