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Given integers n and k, find the lexicographically k-th smallest
integer in the range from 1 to n.
Note: 1 ≤ k ≤ n ≤ 109.
Example:
Input:
n: 13 k: 2
Output:
10
Explanation:
The lexicographical order is [1, 10, 11, 12, 13, 2, 3, 4, 5, 6, 7, 8, 9], so the second smallest number is 10.
Difficulty:
Hard
Lock:
Normal
All contents and pictures on this website come from the Internet and are updated regularly every week. They are for personal study and research only, and should not be used for commercial purposes. Thank you for your cooperation.