400. Nth Digit LeetCode Solution | Easy Approach

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Nth Digit 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

Nth Digit Solutions

Time: O(n)
Space: O(n)

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