Question

How to check if a string is in alphabetical order in Python

Answer 1

def isInAlphabeticalOrder(s):
    for i in range(len(s) - 1):
        if s[i] > s[i + 1]:
            return False
    return True


s1 = "python c++"
print(isInAlphabeticalOrder(s1))

s2 = "abcxyz"
print(isInAlphabeticalOrder(s2))




'''
run:

False
True

'''

 

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Answer 2

def isInAlphabeticalOrder(s):
     return s == ''.join(sorted(s))


s1 = "python c++"
print(isInAlphabeticalOrder(s1))

s2 = "abcxyz"
print(isInAlphabeticalOrder(s2))




'''
run:

False
True

'''

 

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