local ior = io.input()
local n = ior:read("*n", "*l")
local str = ior:read()
local cards = {}
local marks = {}
marks.D, marks.C, marks.H, marks.S = 1, 2, 3, 4
local nums = {}
nums.A, nums.T, nums.J, nums.Q, nums.K = 1, 10, 11, 12, 13
for i = 2, 9 do
  nums[tostring(i)] = i
end
for val in str:gmatch("%w[%d%w]") do
  table.insert(cards, val)
end
table.sort(cards, function(x, y)
  local xm = marks[x:sub(1, 1)]
  local xn = nums[x:sub(2, 2)]
  local ym = marks[y:sub(1, 1)]
  local yn = nums[y:sub(2, 2)]
  return (xm * 15 + xn) < (ym * 15 + yn)
end)
print(table.concat(cards, " "))