# Zadanie 1

dupl = [1, 1, 3, 77, 23, 4, 14, 23, 9]

def remDuplAndSort(lista):
  noDupl = []
  for i in lista:
      if i not in noDupl :
          noDupl.append(i)
  return sorted(noDupl)

print(remDuplAndSort(dupl))

# Zadanie 2

l1 = range(1,55,2)
l2 = range(20,40,3)

def findCommon(list1, list2):
  common = []
  for i in list1:
      if i in list2:
          common.append(i)
  return common

print(findCommon(l1,l2))

#Zadanie 3

def wzor(masa):
    wzor2=[]
    C, O, H=12, 16, 1
    for x in range(15):
        for y in range(15):
            for z in range(15):
                if x*C + y*H + z*O == masa:
                    wzor2.append(("C"+str(x) +"H"+ str(y) + "O" + str(z)))
    return wzor2
print(wzor(180))