diff --git a/Others/TwoPointersAlgo.java b/Others/TwoPointersAlgo.java
index 31e2b367..903c9d79 100644
--- a/Others/TwoPointersAlgo.java
+++ b/Others/TwoPointersAlgo.java
@@ -2,6 +2,8 @@ import java.util.*;
 import java.lang.*;
 import java.io.*;
 
+//https://www.geeksforgeeks.org/two-pointers-technique/
+
 class TwoPointersAlgo {
     //This function prints all pairs in the array that sum to a number X. If no such pair exists then output will be -1.
 	static void twoSum(int A[], int X)
@@ -70,4 +72,4 @@ Output:
 1 7 8
 2 6 8
 3 5 8
-*/
\ No newline at end of file
+*/