1#take user input
2String = input('Enter the string :')
3for i in String:
4 #initialize a count variable
5 count = 0
6 for j in String:
7 #check for repeated characters
8 if i == j:
9 count+=1
10 #if character is found more than 1 time
11 #brerak the loop
12 if count > 1:
13 break
14 #print for nonrepeating characters
15 if count == 1:
16 print(i,end = " ")