1736. Latest Time by Replacing Hidden Digits
https://leetcode.com/problems/latest-time-by-replacing-hidden-digits
Description
You are given a string time
in the form of hh:mm
, where some of the digits in the string are hidden (represented by ?
).
The valid times are those inclusively between 00:00
and 23:59
.
Return the latest valid time you can get from time
by replacing the hidden digits.
Example 1:
**Input:** time = "2?:?0"
**Output:** "23:50"
**Explanation:** The latest hour beginning with the digit '2' is 23 and the latest minute ending with the digit '0' is 50.
Example 2:
**Input:** time = "0?:3?"
**Output:** "09:39"
Example 3:
**Input:** time = "1?:22"
**Output:** "19:22"
Constraints:
time
is in the formathh:mm
.It is guaranteed that you can produce a valid time from the given string.
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