@@ -259,7 +259,7 @@ function getSumPairZero(array)
 const result = getSumPairZero([-5,-4,-3,-2,-1,0,1,2,3,4,5])
 console.log(result)
 ================================================================================================================================================================================
-Code 20: To find a first pair whose sum is zero using indexing
+Code 20: To find a first pair whose sum is zero using indexing //Firstly do a sort here
 function getSumPairZero(array)
 {
   let left = 0;
Original file line number	Diff line number	Diff line change
`@@ -259,7 +259,7 @@ function getSumPairZero(array)`
`259`	`259`	`const result = getSumPairZero([-5,-4,-3,-2,-1,0,1,2,3,4,5])`
`260`	`260`	`console.log(result)`
`261`	`261`	`================================================================================================================================================================================`
`262`		`-Code 20: To find a first pair whose sum is zero using indexing`
	`262`	`+Code 20: To find a first pair whose sum is zero using indexing //Firstly do a sort here`
`263`	`263`	`function getSumPairZero(array)`
`264`	`264`	`{`
`265`	`265`	`let left = 0;`