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Leetcode386. Lexicographical Numbers

2023-01-19 12:53 作者:您是打尖儿还是住店呢  | 我要投稿

Given an integer n, return all the numbers in the range [1, n] sorted in lexicographical order.

You must write an algorithm that runs in O(n) time and uses O(1) extra space. 

 

Example 1:

Input: n = 13Output: [1,10,11,12,13,2,3,4,5,6,7,8,9]

Example 2:

Input: n = 2Output: [1,2]

 

Constraints:

  • 1 <= n <= 5 * 104

没想到能过,以为会超时的;空间反正是超了的;

Runtime18 ms

Beats

25.95%

Memory48.6 MB

Beats

54.73%

Click to check the distribution chart


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