s='''
Python was started in 1989 by "Guido".
Python is free and easy to learn.
'''
print s
Python was started in 1989 by "Guido".
Python is free and easy to learn.
'''
print s
2017-03-22
x = 1
n = 1
sum = 0
while True:
sum = sum + x
x = x*2
n = n+1
if n==20:
break
print sum
n = 1
sum = 0
while True:
sum = sum + x
x = x*2
n = n+1
if n==20:
break
print sum
2017-03-22
d={
'Adam': 95,
'Lisa': 85,
'Bart': 59
}
s=input('请输入一个数字:\t')
for i in d:
if i==str(s):
print d[i]
s=input('请输入一个数字:\t')
for i in d.keys():
if i ==str(s):
print d[i]
'Adam': 95,
'Lisa': 85,
'Bart': 59
}
s=input('请输入一个数字:\t')
for i in d:
if i==str(s):
print d[i]
s=input('请输入一个数字:\t')
for i in d.keys():
if i ==str(s):
print d[i]
2017-03-22
L = ['Adam', 'Lisa', 'Bart']
L.insert(-1, 'Paul')
print L
多溜
L.insert(-1, 'Paul')
print L
多溜
2017-03-22
里面带了点前端的代码,<tr><td style="color:red">都是前端html的和css的代码
2017-03-22