Tcs Coding Questions 2021 Today

Given a string, find the first non-repeating character in it.

Example: Input - [-2, 1, -3, 4, -1, 2, 1, -5, 4], Output - 6 Tcs Coding Questions 2021

def find_middle_element(head): slow = head fast = head Given a string, find the first non-repeating character in it