python3
提取不重复的整数
http://www.nowcoder.com/questionTerminal/253986e66d114d378ae8de2e6c4577c1
def func(): while True: try: string = input().strip() result = string[::-1] string1 = "" for i in range(len(result)): if result[i] not in string1: string1 += result[i] print(string1) except: break if __name__ == "__main__": func()
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