# a = "1,2,3"
# b = a.split(",")
# print(b)
#
#
#
# print(",".join(b))
#
# c = list()
# for i in ['1', '2', '3']:
#     c.append(eval(i))
#
# print(c)

# count = 0
# for i in range(1, 6):
#     for k in range(1, 6):
#         for j in range(1, 6):
#             if i != k and i != j and k != j:
#                 count += 1
#                 print(i, k, j)
#
# print(count)
#
#
# kk=(1,)
#
# print(kk)
#
# # colors = ['balck']
# #
# # sizes = ["M"]
# #
# # aa=["1","2"]
# #
# # print([(k,i,j) for i in sizes for k in colors for j in aa])
# #
# # my_lis = list()
# # for i in sizes:
# #     for k in colors:
# #         for j in aa:
# #
# #             print((k, i,j))
# #             my_lis.append((k, i))


# a = [2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]
#
# for i in a:
#
