n, m, k = io.read("*n", "*n", "*n")

--[[
change
m/n -> (m-1)/(n-k-1)
(n-m)/n -> m/(n-k-1)
no change
m / n
]]

denom = n * (n - k - 1)
numer1 = m * (n - 1) --m * (m - 1) + (n - m) * m
numer2 = m * (n - k - 1)
numer = numer1 < numer2 and numer2 or numer1

local function getgcd(x, y)
  while 0 < x do
    x, y = y % x, x
  end
  return y
end

gcd = getgcd(numer, denom)
numer = numer / gcd
denom = denom / gcd
print(numer .. " " .. denom)