Question_151.md

LeetCode Records - Question 151 Reverse Words in a String

Attempt 1: Use split() to separate the words

class Solution {
    public String reverseWords(String s) {
        String[] splits = s.split("\s");
        StringBuilder stringBuilder = new StringBuilder();

        for (int i = splits.length - 1; i >= 0; i--) {
            if (splits[i].length() != 0) {
                if (stringBuilder.length() != 0) {
                    stringBuilder.append(" ");
                }

                stringBuilder.append(splits[i]);
            }
        }

        return stringBuilder.toString();
    }
}

• Runtime: 5 ms (Beats: 93.22%)
• Memory: 43.38 MB (Beats: 45.66%)