L = ['Adam', 'Lisa', 'Bart']
L[0] = 'Bart'
L[-1] = 'Adam'
print L
L[0] = 'Bart'
L[-1] = 'Adam'
print L
2016-02-23
for x in [ 1,2,3,4,5,6,7,8,9,]:
for y in [1,2,3,4,5,6,7,8,9,]:
if y>x:
print x*10+y
(0是多余的)
for y in [1,2,3,4,5,6,7,8,9,]:
if y>x:
print x*10+y
(0是多余的)
2016-02-23
L = ['Adam', 'Lisa', 'Paul', 'Bart']
L.pop(3)
L.pop(2)
print L
L.pop(3)
L.pop(2)
print L
2016-02-23
L = ['Adam', 'Lisa', 'Bart']
L.insert(2,'Paul')
print L
L.insert(2,'Paul')
print L
2016-02-23
sum = 0
x = 1
while x / 2 && x <= 100:
sum += x
print sum
x = 1
while x / 2 && x <= 100:
sum += x
print sum
2016-02-23
L = [95.5,85,59]
print L[0]
print L[1]
print L[2]
print L[-1]
print L[0]
print L[1]
print L[2]
print L[-1]
2016-02-23
L = ['Adam',95.5,'Lisa',85,'Bart',59]
print L
print L
2016-02-23
加u通不过
# -*- coding: utf-8 -*-
print '''静夜思
床前明月光,
疑是地上霜。
举头望明月,
低头思故乡。'''
# -*- coding: utf-8 -*-
print '''静夜思\n床前明月光,\n疑是地上霜。\n举头望明月,\n低头思故乡。'''
# -*- coding: utf-8 -*-
print '''静夜思
床前明月光,
疑是地上霜。
举头望明月,
低头思故乡。'''
# -*- coding: utf-8 -*-
print '''静夜思\n床前明月光,\n疑是地上霜。\n举头望明月,\n低头思故乡。'''
2016-02-23
s = 'Python was started in 1989 by "Guido". \n Python is free and easy to learn.'
print s
print s
2016-02-23