Get nth character of string

Write a function that takes a string a and a number n as arguments. Return the nth character of a.

def get_char(a, b):

   # complete function here...

 
 
print(get_char('abcd', 1)) # expected output: 'a'
print(get_char('zyxbwpl', 5)) # expected output: 'w'
print(get_char('gfedcba', 3)) # expected output: 'e

Python

Setting up Python environment...

Output