标签：转换 utf-8 close imp txt min div weixin 技术
创建小学生口算题目文件math.txt
fobj = open(‘math.txt‘, ‘w‘)defbase_exei_oneline(pmin, pmax, mmin, mmax, multimin, multimax, divmin, divmax):‘‘‘pmin,pmax:加数、被加数最小最大值
mmin,mmax:减法转换成加法后，加数、被加数最小最大值
multimin,multimax:乘数、被乘数最小最大值
divmin,divmax:除法转换成乘法后，乘数、被乘数最小最大值‘‘‘
#plus：加法算式，rjust(2)：按2位数右对齐
plus = str(randint(pmin, pmax)).rjust(2) + ‘+‘ + str(randint(pmin, pmax)).rjust(2) + ‘=‘
#minus：减法算式
minus1 =randint(mmin, mmax)
minus2=randint(mmin, mmax)
minussum= minus1 +minus2
minus= str(minussum).rjust(2) + ‘-‘ + str(minus1).rjust(2) + ‘=‘
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python怎么编写口算题_用Python开发小学二年级口算自动出题程序
2020-12-02 16:10:50
weixin_39902472
码龄4年
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#-*- coding:utf-8 -*-
__author__ = ‘zhengbiqing 460356155@qq.com‘
__doc__ = """武汉市光谷一小二年级数学口算自动出题程序 2017-05-31"""
from random importrandint
sym= [‘+‘, ‘-‘]#当前文件夹下创建口算题目文件math.txt
fobj = open(‘math.txt‘, ‘w‘)defbase_exei_oneline(pmin, pmax, mmin, mmax, multimin, multimax, divmin, divmax):‘‘‘pmin,pmax:加数、被加数最小最大值
mmin,mmax:减法转换成加法后，加数、被加数最小最大值
multimin,multimax:乘数、被乘数最小最大值
divmin,divmax:除法转换成乘法后，乘数、被乘数最小最大值‘‘‘
#plus：加法算式，rjust(2)：按2位数右对齐
plus = str(randint(pmin, pmax)).rjust(2) + ‘+‘ + str(randint(pmin, pmax)).rjust(2) + ‘=‘
#minus：减法算式
minus1 =randint(mmin, mmax)
minus2=randint(mmin, mmax)
minussum= minus1 +minus2
minus= str(minussum).rjust(2) + ‘-‘ + str(minus1).rjust(2) + ‘=‘
#multi：乘法算式
multi1 =randint(multimin, multimax)
multi2=randint(multimin, multimax)
multi= str(multi1).rjust(2) + ‘x‘ + str(multi2).rjust(2) + ‘=‘
#div：除法算式
div1 =randint(divmin, divmax)
div2=randint(divmin, divmax)
divmulti= div1 *div2
div= str(divmulti).rjust(2) + ‘/‘ + str(div1).rjust(2) + ‘=‘lineitem=[plus, minus, multi, div]
line= (18 * ‘ ‘).join(lineitem)printline
fobj.writelines(line+ ‘\r\n‘)#4列x10行道加、减、乘、除基本题，每行加、减、乘、除题各1道
defbase_exeicise():for col in range(10):
base_exei_oneline(1, 20, 1, 50, 1, 9, 1, 9)#类型1算式：... +/- ... +/- ...
def type1_str(summin=1, summax=100):‘‘‘summin,summax:允许总和的最小最大值‘‘‘sym1= sym[randint(0, 1)]
sym2= sym[randint(0, 1)]if sym1 == ‘+‘ and sym2 == ‘+‘:
sum_= randint(summin + 2, summax)
first= randint(summin, sum_ - 2)
second= sum_ -first
second= randint(summin, second - 1)
third= sum_ - first -secondelif sym1 == ‘+‘ and sym2 == ‘-‘:
sum_= randint(summin + 1, summax)
first= randint(summin, sum_ - 1)
second= sum_ -first
third=randint(summin, sum_)elif sym1 == ‘-‘ and sym2 == ‘+‘:
first= randint(summin + 1, summax)
second=randint(summin, first)
third= randint(first -second, summax)elif sym1 == ‘-‘ and sym2 == ‘-‘:
first= randint(summin + 2, summax)
second=randint(summin, first)
third= first -second
third=randint(summin, third)
arithmetic= str(first).rjust(2) + sym1 + str(second).rjust(2) + sym2 + str(third).rjust(2)printarithmeticreturnarithmetic#类型2算式：... +/- ... x ...
def type2_str(multimin=1, multimax=9, summin=1, summax=100):‘‘‘multimin,multimax:乘数、被乘数最小最大值
summin,summax:允许总和的最小最大值‘‘‘sym1= sym[randint(0, 1)]
second=randint(multimin, multimax)
third=randint(multimin, multimax)
multi= second *thirdif sym1 == ‘+‘:
first= randint(summin, summax -multi)else:
first=randint(multi, summax)
arithmetic= str(first).rjust(2) + sym1 + str(second).rjust(2) + ‘x‘ + str(third).rjust(2)printarithmeticreturnarithmetic#类型3算式：(... +/- ...) / ...
def type3_str(multimin=1, multimax=9, summin=1, summax=100):‘‘‘multimin,multimax:乘数、被乘数最小最大值
summin,summax:允许总和的最小最大值‘‘‘sym1= sym[randint(0, 1)]
second=randint(multimin, multimax)
third=randint(multimin, multimax)
multi= second *thirdif sym1 == ‘+‘:
first=randint(summin, multi)
second= multi -firstelse:
second= randint(summin, summax -multi)
first= multi +second
arithmetic= ‘(‘ + str(first).rjust(2) + sym1 + str(second).rjust(2) + ‘)‘ + ‘/‘ + str(third).rjust(2)printarithmeticreturnarithmetic#生成一套题
defoneday_homework():#基本题
base_exeicise()#类型1题
plus1 =type1_str()
plus2=type1_str()#类型2题
plus3 =type2_str()#类型3题
plus4 =type3_str()
plus5=type3_str()#类型1、2题打印一行
line =[plus1, plus2, plus3]
lines= (29 * ‘ ‘).join(line)printlines
fobj.writelines(lines+ ‘\r\n‘ * 4)#类型3题打印一行
line =[plus4, plus5]
lines= (29 * ‘ ‘).join(line)printlines
fobj.writelines(lines+ ‘\r\n‘ * 4)
fobj.writelines(r‘用时______分钟 对______题(共45题) 家长签名：‘)#一张A4纸上下各打印1份
oneday_homework()
fobj.writelines(‘\r\n‘ * 6)
oneday_homework()
fobj.close()
标签：转换 utf-8 close imp txt min div weixin 技术
原文地址：https://www.cnblogs.com/ajaj/p/14833244.html
