Pytion 005 if for while

# -*- coding: cp936 -*-
#D:\workspace\Pytion_workspace\004_list.py


#=================001_分支结构====================
nAge =15

if nAge==1:
  print 'children'
elif nAge==2:
  print 'haha children'
else:
  print 'bye bye,you\'are wrong !'

#=================002_循环结构_while===============
while nAge <30:
    print '%s' %(nAge)
    nAge = nAge+1
    
#=================003_循环结构_for===============
print 'for x in a,  the a is list'
a =[2,3,4,5]
for   x in a :
  print x