[Manan] ADD:Reversing a string without using built-in methods

Author: mananguptamg

ReverseString.java

@@ -0,0 +1,26 @@
+import java.util.Scanner;
+
+public class ReverseString {
+    // Method to reverse a string without built-in functions
+    public static String reverse(String input) {
+        String reversed = "";
+        for (int i = input.length() - 1; i >= 0; i--) {
+            reversed += input.charAt(i); // Append characters in reverse order
+        }
+        return reversed;
+    }
+
+    public static void main(String[] args) {
+        Scanner input = new Scanner(System.in);
+
+        // Taking user input
+        System.out.print("Enter a string: ");
+        String userInput = input.nextLine();
+
+        // Calling the reverse method
+        String reversedString = reverse(userInput);
+
+        // Displaying the result
+        System.out.println("Reversed String: " + reversedString);
+    }
+}