LC#557 reverse words in given string

Author: NirmalSilwal

Leetcode/MustDoEasyList/ReverseWordsInAStringIII557.java

@@ -0,0 +1,36 @@
+package MustDoEasyList;
+
+public class ReverseWordsInAStringIII557 {
+
+	public static String reverseWords(String s) {
+		StringBuilder ans = new StringBuilder();
+
+		int count = 0;
+		for (String str : s.split(" ")) {
+			String currReversed = reverseOneWord(str);
+			if (count == 0)
+				ans.append(currReversed);
+			else {
+				ans.append(" ");
+				ans.append(currReversed);
+			}
+			count++;
+		}
+
+		return ans.toString();
+
+	}
+
+	private static String reverseOneWord(String word) {
+		StringBuilder ans = new StringBuilder();
+		for (int i = word.length() - 1; i >= 0; i--) {
+			char ch = word.charAt(i);
+			ans.append(ch);
+		}
+		return ans.toString();
+	}
+
+	public static void main(String[] args) {
+		System.out.println(reverseWords("hello world"));
+	}
+}