400. Nth Digit
Description
Given an integer n
, return the nth
digit of the infinite integer sequence [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, ...]
.
Example 1:
Input: n = 3 Output: 3
Example 2:
Input: n = 11 Output: 0 Explanation: The 11th digit of the sequence 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, ... is a 0, which is part of the number 10.
Constraints:
1 <= n <= 231 - 1