S=5.times.map{eval"['%s',%d]"%gets.split}
A=3.times.map{gets.to_i.times.map{gets.chop}}
p S.map{|s,c|$*<<n=5*eval(A.map{|a|a.count s}*?*)
n*c}.sum*1.0/eval(A.map(&:size)*?*)
p *$*