#!/usr/bin/ruby F10=[1,0] F01=[0,1] 2.upto(50){|i| F10[i]=F10[i-1]+F10[i-2] F01[i]=F01[i-1]+F01[i-2] } X,Y,Z=gets.split.map(&:to_i).sort Y=1 if Y==Z r=[Float::INFINITY,Float::INFINITY] (0..50).each{|i| (0..50).each{|j| x=F10[i] y=F01[i] z=F10[j] w=F01[j] det=x*w-y*z x,y,z,w=w,-y,-z,x a=x*Y+y*Z b=z*Y+w*Z next if det==0 if det<0 det=-det a=-a b=-b end if a%det==0&&b%det==0&&a>0&&b>0 a/=det b/=det f=[a,b] if f.include?(X) || lambda{ (2..1/0.0).each{|i| f[i]=f[i-1]+f[i-2] break if f[i]>=X } X==f[-1] }.call r=[r,[a,b]].min end end } } puts r[0].to_f.finite? ? r*' ' : -1