Shawn Mendes - Treat you better

So I've found two tabs for the riff thing that's played in the verses and intro. There's an easier version and a harder one. [Intro/Verse] (Easy version) e|----------------------------------------| B|----------------------------------------| G|----------------------------------------| D|----------------------------------------| A|-3-3-3-2-2-2-0-0-0-0-0-2----------------| E|----------------------------------------| (Harder version) e|----------------------------------------| B|----------------------------------------| G|--6--6-6---5--5-5---3--3-3--3--3-5------| D|----------------------------------------| A|----------------------------------------| E|--6--6-6---4--4-4---2--2-2--2--2-4------|