Python 3.9.5 (tags/v3.9.5:0a7dcbd, May  3 2021, 17:27:52) [MSC v.1928 64 bit (AMD64)] on win32
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>>> print("30 days 30 hours challenge")
30 days 30 hours challenge
>>> print('30 days 30 hours challenge')
30 days 30 hours challenge
>>> hours="thirty"
>>> print(hours)
thirty
>>> days="thirty days"
>>> print(days[2])
i
>>> name="Akilan"
>>> print(name[0])
A
\
>>> challenge="Lets do it"
>>> print(challenge[7:10])
 it
>>> challenge="Lets do it"
>>> print(len(challenge))
10
>>> challenge="lets do it"
>>> print(challenge.lower())
lets do it
>>> challenge="LETS DO IT"
>>> print(challenge.lower())
lets do it
>>> a="30 days"
>>> b="30 hours"
>>> c=a+""+b
>>> print(c)
30 days30 hours
>>> text="thirty days thirty hours"
>>> x=text.casefold()
>>> print(x)
thirty days thirty hours
>>> text="thirty days thirty hours"
>>> x=text.capitalize()
>>> print(x)
Thirty days thirty hours
>>> text="thirty days thirty hours"
>>> x=text.isalpha()
>>> print(x)
False
>>> text="thirty days thirty hours"
>>> x=text.isalnum()
>>> print(x)
False
>>> 