Question

How to convert a list of strings to string and check for duplicate characters with Python

Answer 1

def haseDuplicate(s):
     return len(s) != len(set(s))
     
lst = ["c", "python", "php", "java", "c++"] 

s = ''.join(str(e) for e in lst)    

print(haseDuplicate(s))

    

'''
run:

True

'''

 

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