# Write a Python program to Find the Number Occurring Odd Number of Times using Lambda expression and reduce function # Python program to Find the Number # Occurring Odd Number of Times# using Lambda expression and reduce function  from functools import reduce  def oddTimes(input):     # write lambda expression and apply     # reduce function over input list     # until single value is left     # expression reduces value of a ^ b into single value     # a starts from 0 and b from 1     # ((((((1 ^ 2)^3)^2)^3)^1)^3)     print (reduce(lambda a, b: a ^ b, input))  # Driver programif __name__ == "__main__":    input = [1, 2, 3, 2, 3, 1, 3]    oddTimes(input)