>>> from normalitzacio import normalitza

>>> llect_dia1 = [80, 84, 76, 80, 92]
>>> normalitza(llect_dia1)
>>> llect_dia1
[0.29, 0.53, 0.06, 0.29, 1.0]

>>> llect_dia2 = []
>>> normalitza(llect_dia2)
>>> llect_dia2
[]

>>> llect_dia3 = [84, 78, 82]
>>> normalitza(llect_dia3)
>>> llect_dia3
[1.0, 0.33, 0.78]

>>> llect_dia4 = [75, 84, 77, 82]
>>> normalitza(llect_dia4)
>>> llect_dia4
[0.0, 1.0, 0.22, 0.78]

>>> llect_dia5 = [80, 83]
>>> normalitza(llect_dia5)
>>> llect_dia5
[0.62, 1.0]

>>> llect_dia6 = [82, 84, 77, 80, 79, 75]
>>> normalitza(llect_dia6)
>>> llect_dia6
[0.78, 1.0, 0.22, 0.56, 0.44, 0.0]