day1/exercise/collatz.py
changeset 354 5dc6c3673f9d
parent 64 333092b68926
child 386 a0bec380b44f
equal deleted inserted replaced
353:8999d0a3fc9d 354:5dc6c3673f9d
     1 a = -1
     1 a = int( raw_input( 'Enter number: ') )
     2 while a > 1:
     2 while a != 4:
     3     print a
     3     print a
     4     if a % 2:
     4     if a % 2 == 1:
     5         a = a * 3 + 1
     5         a = a * 3 + 1
     6     else:
     6     else:
     7         a /= 2
     7         a /= 2
       
     8 print 4
       
     9 print 2
       
    10 print 1