（1）乘法表

# -*- coding: UTF-8 -*-

?

def main():

??? #********begin********

??? for i in range(1,10):

??????? for j in range (i,10):

??????????? print("{} x {} = {}".format(i,j,i*j),end=" ")

??????? print()

??? #********end********

main()

?

?

'''

def main():

??? #********begin********

??? for i in range(1,10):

??????? for j in range (i,10):

??????????? print("{} x {} = {}".format(i,j,i*j),end=" ")

??????? print()

??? #********end********

main()

'''

（2）素?cái)?shù)

# -*- coding: UTF-8 -*-

# 輸出指定范圍內(nèi)的素?cái)?shù)

# take input from the user

lower = int(input("輸入?yún)^(qū)間最小值: "))

upper = int(input("輸入?yún)^(qū)間最大值: "))

#**********begin1************

______ num in range(lower,upper + 1):

#**********end1************

??????? # 素?cái)?shù)大于 1

??????? if num > 1:

??????????????? #**********begin2************

??????????????? for i in ______(2,num):

??????????????? #**********end2************

??????????????????????? if (num % i) == 0:

??????????????????????????????? break

??????????????? #**********begin3************

??????????????? ______

????????????? ??#**********end3************

??????????????????????? print(num)

'''

# take input from the user

lower = int(input("輸入?yún)^(qū)間最小值: "))

upper = int(input("輸入?yún)^(qū)間最大值: "))

#**********begin1************

for num in range(lower,upper + 1):

#**********end1************

??????? # 素?cái)?shù)大于 1

??????? if num > 1:

??????????????? #**********begin2************

??????????????? for i in range(2,num):

??????????????? #**********end2************

??????????????????????? if (num % i) == 0:

??????????????????????????????? break

????????? ??????#**********begin3************

??????????????? else:

??????????????? #**********end3************

??????????????????????? print(num)

'''

（3）溫度轉(zhuǎn)換

TempStr=input("請(qǐng)輸入帶有符號(hào)的華氏溫度值(例如：135F):")

while TempStr[-1] not in ['N','n']:

??? #**********begin1**********

??? if ________ in ['F','f']:

??? #**********end1**********

??????? #**********begin2**********

??????? C=(eval(________) -32)/1.8

??????? #**********end2**********

??????? #**********begin3**********

??????? print("轉(zhuǎn)換后的攝氏溫度是________C".format(C))

??????? #**********end3**********

??????? break

??? else:

??????? print("輸入格式錯(cuò)誤！")

??????? break

?

'''

TempStr=input("請(qǐng)輸入帶有符號(hào)的華氏溫度值(例如：135F):")

while TempStr[-1] not in ['N','n']:

??? #**********begin1**********

??? if TempStr[-1] in ['F','f']:

??? #**********end1**********

??????? #**********begin2**********

??????? C=(eval(TempStr[0:-1]) -32)/1.8

??????? #**********end2**********

??????? #**********begin3**********

??????? print("轉(zhuǎn)換后的攝氏溫度是{:.2f}C".format(C))

??????? #**********end3**********

??????? break

??? else:

??????? print("輸入格式錯(cuò)誤！")

??????? break

'''

（4）至少輸入一個(gè)三位數(shù)

x = input('輸入一個(gè)至少三位的數(shù)字：')

try:

??? x = int(x)

??? #**********begin1**********

??? x = x________100

??? #**********end1**********

??? #**********begin2**********

??? if x________0:

??? #**********end2**********

??????? print('輸入至少三位的整數(shù)！')

??? #**********begin3**********

??? ________

??? #**********end3**********

??????? print(x)

?

except BaseException:

??? print('必須輸入整數(shù)！')

???

'''

x = input('輸入一個(gè)至少三位的數(shù)字：')

try:

??? x = int(x)

? ??#**********begin1**********

??? x = x//100

??? #**********end1**********

??? #**********begin2**********

??? if x==0:

??? #**********end2**********

??????? print('輸入至少三位的整數(shù)！')

??? #**********begin3**********

??? else:

??? #**********end3**********

??????? print(x)

?

except BaseException:

??? print('必須輸入整數(shù)！')

'''

（5）求和

print('請(qǐng)輸入五個(gè)數(shù)字：')

#**********begin1**********

v=[]

#**********end1**********

?

i=0

s=0

#**********begin2**********

________ i<5:

#**********end2**********???

?

??? a=input('n%d=' % (i+1))???????

??? #**********begin3**********

??? v.________([int(a)])

??? #**********end3**********

??? s=s+v[i]

??? i+=1

print("參數(shù)顯示列表:{}".format(v))

print('sum=%d' % s)

?

'''

print('請(qǐng)輸入五個(gè)數(shù)字：')

#**********begin1**********

v=[]#定義一個(gè)空列表

#**********end1**********

?

i=0

s=0

#**********begin2**********

while i<5:

#**********end2**********???

?

??? a=input('n%d=' % (i+1))???????

??? #**********begin3**********

??? v.extend([int(a)]) #接收列表，并把參數(shù)列表中的元素添加到列表尾部。

??? #**********end3**********

??? s=s+v[i]

??? i+=1

print("參數(shù)顯示列表:{}".format(v))

print('sum=%d' % s)

?

'''

（6）畫(huà)圓

import turtle

def main(a):

???????

??????? turtle.penup()

??????? #**********begin1**********

??????? turtle.________(0,a)

??????? #**********end1**********

??????? #**********begin2**********

??????? turtle.________()

??????? #**********end2**********

??????? #**********begin3**********

??????? turtle.________(-a)

??????? #**********end3**********

?

main(80)

?

'''

goto

pendown

circle

'''

（7）存款

cunkuan = 10000

years=0

?

#**********begin1**********

while cunkuan________20000:

#**********end1**********

???

??? #**********begin2**********

??? years=________

??? #**********end2**********

??? cunkuan=cunkuan*(1+0.0325)

print(str(years)+"年以后，存款會(huì)翻番")

#**********begin3**********

________

#**********end3**********

'''

< #存款小于20000才循環(huán)

years+1 #循環(huán)一次加一年

pyinstaller? #第三方庫(kù)，python源文件打包

'''

（8）乒乓球隊(duì)

for i in range(ord('x'),ord('z') + 1):

???? for j in range(ord('x'),ord('z') + 1):

???????????? #**********begin1**********

???????????? ________ i!=j:

???????????? #**********end1**********

????????????????????

???????????????????? #**********begin2**********

???????????????????? ________ k in range(ord('x'),ord('z') + 1):

???????????????????? #**********end2**********

???????????????????????????? if (i != k) and (j != k):

???????????????????????????????????? if (i != ord('x')) and (k != ord('x')) and (k != ord('z')):

???????????????????????????????????????????? print('order is a -- %s\t b -- %s\t c--%s' % (chr(i),chr(j),chr(k)))

'''

if

for

'''