From 8b77c71b55d811268c978dc34cedba8524cf7a8f Mon Sep 17 00:00:00 2001
From: Ben <folarinbenjamen@gmail.com>
Date: Fri, 29 May 2026 15:14:48 +0100
Subject: [PATCH] solve duplicate word problem

---
 Java/2_JavaRegex.java | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 Java/2_JavaRegex.java

diff --git a/Java/2_JavaRegex.java b/Java/2_JavaRegex.java
new file mode 100644
index 0000000..5232606
--- /dev/null
+++ b/Java/2_JavaRegex.java
@@ -0,0 +1,28 @@
+public class 2_JavaRegex {
+    //Name:Benjamen Folarin
+    //Date:5/29/2026
+    
+    public static void main(String[] args) {
+      String regex = "\\b(\\w+)(\\s+\\1\\b)+";
+        Pattern p = Pattern.compile(regex, Pattern.CASE_INSENSITIVE);
+
+        Scanner in = new Scanner(System.in);
+        int numSentences = Integer.parseInt(in.nextLine());
+        
+        while (numSentences-- > 0) {
+            String input = in.nextLine();
+            
+            Matcher m = p.matcher(input);
+            
+            // Check for subsequences of input that match the compiled pattern
+            while (m.find()) {
+                input = input.replaceAll(m.group(), m.group(1));
+            }
+            
+            // Prints the modified sentence.
+            System.out.println(input);
+        }
+        
+        in.close();  
+    }
+}
\ No newline at end of file