# -*- coding: utf-8 -*-

print "I love %s"%'hehe'

print "shi is %d years old" % 14

# list

classmates =["liming","bob","chengkun"]

print len(classmates)

classmates.append("tomxie")

print classmates[-2]

# tuble

teachers =("xia","feng","guo")

L = [

['Apple','google','Microsoft'],

['java','python','Rubby','PHP'],

['Adam','Bart','List']

]

print (L[0][0])

print (L[1][1])

print L[2][2]

age = 1

if age >18:

print('your age is %d'%age)

print('adult')

else:

print('your age is %d'%age)

print('teenager')

if age >18 :

print "adult"

elif age >6 :

print "teenager"

else:

print "kid"

height =1.75

weight =80.5

bmi = weight / (height ** 2)

if bmi >32 :

print ('严重肥胖')

elif bmi >28 :

print "肥胖"

elif bmi >25 :

print "过重"

elif bmi >18.5:

print "正常"

else :

print "过轻"