Update Ex_2.8_rightrot.c
Update Ex_2.8_rightrot.c

I think don't need the while loop,make it simpler!
shabbir005/learntosolveit,shabbir005/learntosolveit,adsznzhang/learntosolveit,shabbir005/learntosolveit,adsznzhang/learntosolveit,adeshmukh/learntosolveit,gusyussh/learntosolveit,gusyussh/learntosolveit,gusyussh/learntosolveit,shabbir005/learntosolveit,beqa2323/learntosolveit,shabbir005/learntosolveit,beqa2323/learntosolveit,adeshmukh/learntosolveit,adsznzhang/learntosolveit,adeshmukh/learntosolveit,adsznzhang/learntosolveit,gusyussh/learntosolveit,whcdanny/learntosolveit,shabbir005/learntosolveit,shabbir005/learntosolveit,gusyussh/learntosolveit,adeshmukh/learntosolveit,whcdanny/learntosolveit,adeshmukh/learntosolveit,beqa2323/learntosolveit,whcdanny/learntosolveit,gusyussh/learntosolveit,whcdanny/learntosolveit,adsznzhang/learntosolveit,adeshmukh/learntosolveit,shabbir005/learntosolveit,beqa2323/learntosolveit,beqa2323/learntosolveit,whcdanny/learntosolveit,shabbir005/learntosolveit,whcdanny/learntosolveit,adsznzhang/learntosolveit,gusyussh/learntosolveit,gusyussh/learntosolveit,gusyussh/learntosolveit,beqa2323/learntosolveit