# 2204.py
execfile('../libreria/alfa.py')

x=xrange(11)
y=[1.7,2.9,4.3,4.6,5.6,5.8,6.1,5,5.4,4,2.5]
H=hermite(zip(x,y))

#######################################

(a,b,c)=pareg(x,y)
print '%.3f %.3f %.3f' %(a,b,c)
# -0.147 1.589 1.557