local ior = io.input()
local n, k, x = ior:read("*n", "*n", "*n", "*l")
local cur = {}
local last = {}
for i = 1, n do cur[i] = i end
for i = 1, x - 1 do
  local a, b = ior:read("*n", "*n", "*l")
  cur[a], cur[b] = cur[b], cur[a]
end
ior:read() -- unused
local at = {}
local bt = {}
for i = x + 1, k do
  at[i - x], bt[i - x] = io.read("*n", "*n")
end
for i = 1, n do last[i] = ior:read("*n") end
for i = k, x + 1, -1 do
  local q, r = last[at[i - x]], last[bt[i - x]]
  last[at[i - x]], last[bt[i - x]] = r, q
end
local fst = true
for i = 1, n do
  if(cur[i] ~= last[i]) then
    io.write(i)
    if(fst) then fst = false io.write(" ") else io.write("\n") end
  end
end