434. Number of Segments in a String LeetCode Solution | Easy Approach

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Number of Segments in a String Given a string s, return the number of segments in the string.

segment is defined to be a contiguous sequence of non-space characters.

Example 1:

Input: s = "Hello, my name is John"
Output: 5
Explanation: The five segments are ["Hello,", "my", "name", "is", "John"]

Example 2:

Input: s = "Hello"
Output: 1

Constraints:

  • 0 <= s.length <= 300
  • s consists of lowercase and uppercase English letters, digits, or one of the following characters "[email protected]#$%^&*()_+-=',.:".
  • The only space character in s is ' '.

Number of Segments in a String Solutions

Time: O(n)
Space: O(n)

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