EPS = 1e-9 # sprintfは0.5で捨てるらしい
str = gets.chomp
carry = str[0..2].to_i >= 995
if carry
    puts sprintf("%3.1f",str[0..2].to_f/1000+EPS)+"*10^"+(str.size).to_s
else
    puts sprintf("%3.1f",str[0..2].to_f/100+EPS)+"*10^"+(str.size-1).to_s
end