From 439174d4f89f6f3da9ed27e7bb75a15ec0f63372 Mon Sep 17 00:00:00 2001
From: Tirtharaj Ghosh <58604532+tirtharajghosh@users.noreply.github.com>
Date: Thu, 23 Jul 2020 19:16:33 +0530
Subject: [PATCH] Update Q16_01_Number_Swapper.

Added a simpler solution i.e. swap_opt2 function to solve the same problem. In single line, without any third variable, I have solved the problem.
---
 Java/Ch 16. Moderate/Q16_01_Number_Swapper/Question.java | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Java/Ch 16. Moderate/Q16_01_Number_Swapper/Question.java b/Java/Ch 16. Moderate/Q16_01_Number_Swapper/Question.java
index f240b7b4..04170849 100644
--- a/Java/Ch 16. Moderate/Q16_01_Number_Swapper/Question.java	
+++ b/Java/Ch 16. Moderate/Q16_01_Number_Swapper/Question.java	
@@ -21,6 +21,13 @@ public static void swap_opt(int a, int b) {
 		System.out.println("b: " + b);
 	}
 	
+	public static void swap_opt2(int a, int b) {
+		b = a+b-(a=b);
+		
+		System.out.println("a: " + a);
+		System.out.println("b: " + b);
+	}
+	
 	public static void main(String[] args) {
 		int a = 1672;
 		int b = 9332;
@@ -30,6 +37,7 @@ public static void main(String[] args) {
 		
 		swap(a, b);
 		swap_opt(a, b);
+		swap_opt2(a, b);
 	}
 
 }