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17 lines
667 B
Python
17 lines
667 B
Python
str = input ("Type a string to do permutation: ")
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def permute(str):
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if len(str) <= 1:
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return str
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perm_list = []
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for substr in permute(str[1:]): # Generate all of the permutations of the string excluding the first letter
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for pos in range(len(substr)+1): # Generate all of the positions that first letter can go
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perm_list.append(substr[:pos] + str[0] + substr[pos:]) # Put it in all of those positions
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return perm_list
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perms = permute(str)
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print (f'22. all permutations {perms}')
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# 23. Given the input string from #22, find all the unique permutations of a string.
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print (f'23. all unique permutations {set(perms)}') |