Easy guitar riffs for beginners?

Hey guys I know there here i just do not feel easy search …. Links Free is good. or just write down the song plz. and THX with request for response

Smoke on the Water-Deep Purple-Red Hot Chili Peppers Seven Nation Army, White Stripes Hardest Button to Button-White Stripes love-Cream/eric Clapton Sunshine of your smells like teen spirit-Nirvana Come As You Are Nirvana-I love rock and arrows or roll-Joan Jett Rock and Roll is not noise pollution-AC/DC Day Tripper Beatles Blink 182 Dammit

Riffs $15.21 Rikky Rooksby”s revised and updated bestseller explores more than 200 classic riffs, from Cream and Led Zeppelin, through Nirvana and Soundgarden, to Metallica, U2, and the White Stripes. The first half of the book analyzes classic rock riffs and reveals the stories behind their creation. Easy-to-read text describes and explains each riff, supported by illustrations and a CD of audio examples. The book”s second section shows how to construct great riffs and why they work. Readers learn how to shape a melody, integrate a guitar riff with the rest of a song, enhance a riff with effects, and work with intervals and scales to build riffs.