노트

word = input() a='' b='' c='' answer = [] for i in range(1,len(word)-1): for j in range(i+1,len(word)): a = word[0:i] b = word[i:j] c = word[j:len(word)] answer.append(a[::-1]+b[::-1]+c[::-1]) print(sorted(answer)[0])