LeetCode 557: Reverse Words in a String III Solution
Master LeetCode problem 557 (Reverse Words in a String III), a easy challenge, with our optimized solutions in Java, C++, and Python. Explore detailed explanations, test your code in our interactive editor, and prepare for coding interviews.
557. Reverse Words in a String III
Problem Explanation
Explanation:
To solve this problem, we can follow these steps:
- Split the given string by spaces to get individual words.
- Reverse each word separately.
- Join the reversed words back together with spaces in between.
Time complexity: O(n) where n is the length of the input string
Space complexity: O(n)
:
Solution Code
class Solution {
public String reverseWords(String s) {
String[] words = s.split(" ");
StringBuilder result = new StringBuilder();
for (String word : words) {
result.append(new StringBuilder(word).reverse()).append(" ");
}
return result.toString().trim();
}
}Try It Yourself
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