# import os
# # print(os.listdir(r"C:\Users\DEEPU\Desktop"))

# # print(os.mkdir(r"C:\Users\DEEPU\Desktop\avii"))

# # print(os.rmdir(r"C:\Users\DEEPU\Desktop\avii"))

# # print(os.getcwd())

# # os.chdir(r"c:\Users\DEEPU\Desktop\AVI\python")

# # print(os.getcwd())


# list1=[1,3,2]
# list1.append(4)
# #   list2=[1,2]

# print(list1)

# x=45
# print)(strs)