# import re

# phoneNumString = "Call me at 415-555-1111 today or 415-555-2222 tomorrow."
# phoneNumRegex = re.compile(r'\d\d\d-\d\d\d-\d\d\d\d')
# mo = phoneNumRegex.findall(phoneNumString)
# print(mo)

for i in range(100, 0, -2):
    print(i)
