test

dny = os.day()
tydny = math.ceil(dny/7)
mesice = math.ceil(tydny/4)
rok = math.ceil(mesice/12)-1

mesic = mesice - (math.floor(mesice/12)*12)
tyden = tydny - (math.floor(tydny/4)*4)
den = dny - (math.floor(dny/7)*7)
denvtydnu = dny - (math.floor(dny/28)*28)
if denvtydnu == 0 then
denvtydnu = 28
end

if den == 1 then
day = "pondeli"
elseif den == 2 then
day = "utery"
elseif den == 3 then
day = "streda"
elseif den == 4 then
day = "ctvrtek"
elseif den == 5 then
day = "patek"
elseif den == 6 then
day = "sobota"
elseif den == 7 or 0 then
day = "nedele"
end

if mesic == 1 then
month = "ledna"
elseif mesic == 2 then
month = "unora"
elseif mesic == 3 then
month = "brezna"
elseif mesic == 4 then
month = "dubna"
elseif mesic == 5 then
month = "kvetna"
elseif mesic == 6 then
month = "cervna"
elseif mesic == 7 then
month = "cervence"
elseif mesic == 8 then
month = "srpna"
elseif mesic == 9 then
month = "zari"
elseif mesic == 10 then
month = "rijna"
elseif mesic == 11 then
month = "listopadu"
elseif mesic == 12 or 0 then
month = "prosince"
end

print(dny)
print(den)
print(day)
print(month)
print(roky)
print("Dnes je " .. day .. ", " .. denvtydnu .. ". " .. month .. " " .. rok)