local mfl = math.floor
local a, b = io.read("*n", "*n")
local top = mfl(a / b)
io.write(top .. ".")
local rem = a - top * b
for i = 1, 50 do
  rem = rem * 10
  local v = mfl(rem / b)
  io.write(v)
  rem = rem - v * b
end
io.write("\n")