For this Question: Given a string s, your task is to find the total number of unique characters in a string.The first line of the input contains a string s, <b>Note s can also contains white spaces</b>

<b>Constraints</b>
1 <= s. length() <= 10<sup>5</sup>Print the total number of unique characters.Sample Input 1:
newton School

Sample Output 1:
10, I have written this Solution Code: st=input()
s=set()
for i in st:
  s.add(i)
print(len(s)), In this Programming Language: Python, Now tell me if this Code is compilable or not?