Tcs Coding Questions 2021
def is_palindrome(s): return s == s[::-1]
while fast and fast.next: slow = slow.next fast = fast.next.next Tcs Coding Questions 2021
return slow.data
return count
print(count_pairs_with_sum([1, 2, 3, 4, 5], 7)) # Output: 2 def is_palindrome(s): return s == s[::-1] while fast