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# zjistujeme cislo od uzivatele
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x = input('zadej cislo : ') # x je typ str
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# prevadime x na typ int pomoci funkce `int`
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# tohle vyhodi chybu pokud uzivatel je dement
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# a napsal neco ve smyslu 'ahoj'; to totiz nelze prevest na int
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x = int(x)
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# koukame se jestli zbytek z deleni dvemi je 0
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# -> jesli je `x` delitelne dvemi
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if x % 2 == 0:
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print('je sude')
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else:
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# tohle je sice ekvivalent `elif x % 2 == 1`
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# ale takhle je to prehlednejsi
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# mohli bychom taky napsat dalsi if
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# - fungovalo by to stejne ale tohle je
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# mnohem prehlednejsi
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print('je liche')
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