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1784. Check if Binary String Has at Most One Segment of Ones

Given a binary string s ​​​​​without leading zeros, return true​​​ if s contains at most one contiguous segment of ones. Otherwise, return false.

 

Example 1:

Input: s = "1001"
Output: false
Explanation: The ones do not form a contiguous segment.

Example 2:

Input: s = "110"
Output: true

 

Constraints:

  • 1 <= s.length <= 100
  • s[i]​​​​ is either '0' or '1'.
  • s[0] is '1'.

Difficulty:

Easy

Lock:

Normal

Company:

Unknown

Problem Solution

1784-Check-if-Binary-String-Has-at-Most-One-Segment-of-Ones

All Problems:

Link to All Problems
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.