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fixTree Cases4.1 Rotate /RecolorNPGcURightrotate of PaNbPcGUP GN ca bUaN P GbcUab5.2 Rotates /RecolorPGULeft rotateof PNGURightrotate of G& RecolorPNGaNPcabcUbcabP GP N GaNUa b cUb c© Copyright 2013 Brent Nash & Mark <strong>Red</strong>ekopp, All Rights Reservedwww.cse.ohio-state.edu/~gurari/course/cis680Ch11.html51