#!/usr/bin/python2.7
import math
print math.pi
print math.e
print math.sqrt(math.pi)

#pi ** 2
print math.pow(math.pi, 2)
print math.pi ** 2
d4413c4c010cad8b8bff5e3d6d778c1de60c8224
#!/usr/bin/python2.7
import math
print math.pi
print math.e
print math.sqrt(math.pi)

#pi ** 2
print math.pow(math.pi, 2)
print math.pi ** 2