#
#
# import math
#
# x = math.sin(30)
# y = math.sqrt(49)
#
# print(x)
# print(y)
#
# from math import sin, sqrt
#
# x = sin(30)
# y = sqrt(49)
#
# print('====')
# print(x)
# print(y)
#
# from math import sqrt as math_sq
#
# print math_sq(49)


from datetime import datetime

print(datetime.now())
print(datetime.today())