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def is_correcte_tijd(tijd):
# TODO
# Zet onderstaande regels uit commentaar om lokaal te testen
#print(is_correcte_tijd("20:30"))
#print(is_correcte_tijd("20 : 30 "))
#print(is_correcte_tijd("20:90"))
#print(is_correcte_tijd("20u30"))
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