mystery_int = 33
#Use a while loop to create a countdown from mystery_int to
#0. Count down by 3s: if mystery_int is 46, then you should
#print 46, 43, 40, etc. Do not print any number lower than 0.
#Note that you should print both the original value of
#mystery_int and 0 if you land on it exactly.
#Add your code here!
while mystery_int>=0:
    print(mystery_int)
    mystery_int -=3
