solve #2129: Capitalize the Title in java

Author: anishLearnsToCode

Diff for: README.md

@@ -704,7 +704,7 @@
 | 2114 | [Maximum Number of Words Found in Sentences](https://leetcode.com/problems/maximum-number-of-words-found-in-sentences)                                                 |                                                                            [![Java](assets/java.png)](src/MaximumNumberOfWordsFoundInSentences.java)                                                                             |                                                                                                                                   |
 | 2119 | [A Number After a Double Reversal](https://leetcode.com/problems/a-number-after-a-double-reversal)                                                                     |                                                                                 [![Java](assets/java.png)](src/ANumberAfterADoubleReversal.java)                                                                                 |                                                                                                                                   |
 | 2124 | [Check if All A's Appears Before All B's](https://leetcode.com/problems/check-if-all-as-appears-before-all-bs)                                                         |                                                                             [![Java](assets/java.png)](src/CheckIfAllTheAsAppearBeforeAllTheBs.java)                                                                             |                                                                                                                                   |
-| 2129 | [Capitalize the Title](https://leetcode.com/problems/capitalize-the-title)                                                                                             |                                                                                                                                                                                                                                  |                                                                                                                                   |
+| 2129 | [Capitalize the Title](https://leetcode.com/problems/capitalize-the-title)                                                                                             |                                                                                     [![Java](assets/java.png)](src/CapitalizeTheTitle.java)                                                                                      |                                                                                                                                   |
 | 2133 | [Check if Every Row and Column Contains All Numbers](https://leetcode.com/problems/check-if-every-row-and-column-contains-all-numbers)                                 |                                                                                                                                                                                                                                  |                                                                                                                                   |
 | 2138 | [Divide a String Into Groups of Size k](https://leetcode.com/problems/divide-a-string-into-groups-of-size-k)                                                           |                                                                                                                                                                                                                                  |                                                                                                                                   |
 | 2144 | [Minimum Cost of Buying Candies With Discount](https://leetcode.com/problems/minimum-cost-of-buying-candies-with-discount)                                             |                                                                                                                                                                                                                                  |                                                                                                                                   |

Diff for: src/CapitalizeTheTitle.java

@@ -0,0 +1,15 @@
+// https://leetcode.com/problems/capitalize-the-title
+// T: O(|s|)
+// S: O(|s|)
+
+public class CapitalizeTheTitle {
+    public String capitalizeTitle(String title) {
+        final StringBuilder result = new StringBuilder();
+        final String[] words = title.split(" ");
+        for (String word : words) {
+            if (word.length() <= 2) result.append(word.toLowerCase()).append(' ');
+            else result.append(word.substring(0, 1).toUpperCase()).append(word.substring(1).toLowerCase()).append(' ');
+        }
+        return result.delete(result.length() - 1, result.length()).toString();
+    }
+}