str1 = input() list1 = list(str1) list1.reverse() list2 = [] for i in list1: if i not in list2: #print(i,end='') list2.append(i) int1 = int(''.join(list2)) print(int1)
str1 = input() list1 = list(str1) list1.reverse() list2 = [] for i in list1: if i not in list2: #print(i,end='') list2.append(i) int1 = int(''.join(list2)) print(int1)