# encoding: utf-8

"""
learning 
"""

x = 3
print  x   
x += 2
print x
x -= 1
print x

x,y=99,3    
print x,y

my_list = []
my_list.append(1) 
my_list.append(2) 
my_list2 = [55.55,"Hi",3,99,222,222]
my_list2[0]=333.333

print len(my_list),sum(my_list),my_list2.count(222)
print my_list2[1]
print my_list2[0],my_list[1:3],my_list2[2:]


