<gh_stars>0
#!/usr/bin/python
pi = 3.14159
radius = 3
circumference = 2*pi*radius
print ('The circumference of a circle of radius 3 is ' + str(circumference))

#!/usr/bin/python
pi = 3.14159
radius = 3
circumference = 2*pi*radius
print ('The circumference of a circle of radius 3 is ' + str(circumference))
#!/usr/bin/python