Adding comments to 1. Two Sum.js

Tahirc1 · web-flow · commit 70a2c3a52469 · 2023-10-11T18:28:47.000+05:30
diff --git a/1-10/1. Two Sum.js b/1-10/1. Two Sum.js
@@ -1,9 +1,12 @@
 var twoSum = function(nums, target) {
-    let map = new Map()
+    let map = new Map() // Create a map
     for(let i = 0 ; i <  nums.length ; i++){
+        // if target-nums[i] is in map
         if(map.get(target-nums[i]) >= 0 ){
+            // return answer
             return [map.get(target-nums[i]),i]
         }
+        // set nums[i] = i in map
         map.set(nums[i],i);
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -1,9 +1,12 @@`
`1`	`1`	`var twoSum = function(nums, target) {`
`2`		`- let map = new Map()`
	`2`	`+ let map = new Map() // Create a map`
`3`	`3`	`for(let i = 0 ; i < nums.length ; i++){`
	`4`	`+ // if target-nums[i] is in map`
`4`	`5`	`if(map.get(target-nums[i]) >= 0 ){`
	`6`	`+ // return answer`
`5`	`7`	`return [map.get(target-nums[i]),i]`
`6`	`8`	`}`
	`9`	`+ // set nums[i] = i in map`
`7`	`10`	`map.set(nums[i],i);`
`8`	`11`	`}`
`9`	`12`	`}`