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Remove all Adjacent duplicates using a loop
def adjacent_similar_chars(answer): new_answer = "" ch_last = "" start, end = 0, 0 for index, ch in enumerate(answer): if index: if ch == ch_last: end = index else: if start == end: new_answer = new_answer + ch_last start, end = index, index else: start, end = index, index ch_last = ch if start == end: new_answer = new_answer + ch_last return new_answer # START if __name__ == "__main__": # INPUT 1 answer = input("Enter a string: ") # abbabd print(adjacent_similar_chars(answer)) # aabd # INPUT 2 answer = input("Enter a string: ") # abcddddeefffghii print(adjacent_similar_chars(answer)) # abcgh # INPUT 3 answer = input("Enter a string: ") # abcddddeefffghi print(adjacent_similar_chars(answer)) # abcgh # INPUT 4 answer = input("Enter a string: ") # aa**mmmxxnnnnRaaI++SH((IKES))H print(adjacent_similar_chars(answer)) #
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