From b41c1a6718dfc5d1079dcc6bc40db18ae16b7132 Mon Sep 17 00:00:00 2001
From: Rohit Tanwar <31792358+kriadmin@users.noreply.github.com>
Date: Wed, 3 Jan 2018 17:44:36 +0530
Subject: [PATCH] Update luhnCheck.md

---
 snippets/luhnCheck.md | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/snippets/luhnCheck.md b/snippets/luhnCheck.md
index a6f2cbfd1..4ab440d43 100644
--- a/snippets/luhnCheck.md
+++ b/snippets/luhnCheck.md
@@ -6,13 +6,7 @@ Works with numbers and strings alike
 const luhnCheck = num => { 
     let arr = (num+'').split('').reverse()
     let lastDigit = arr.splice(0,1)
-    let sum = arr.reduce((acc,val,i) => {
-	    val = parseInt(val)
-    	if(i%2!==0) return acc + val
-    	else{
-		    val = (val * 2)%9 || 9
-		    return acc+ val }
-        },0)
+    let sum = arr.reduce((acc,val,i) =>  (acc,val,i) => i%2!==0 ? acc + parseInt(val) : acc + (parseInt(val) * 2)%9 || 9,0)
      sum += parseInt(lastDigit)
      return sum%10 === 0
  }