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  • 慕尼黑7553735 2022-03-14

    n=100
    while n<999:
       i=int(n/100)
       j=int(n/10%10)
       k=int(n%10)
       result=i*i*i+j*j*j+k*k*k
       if n==result:
           print(n)
       n=n+1
    print("所有的水仙花数")

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  • 慕尼黑7553735 2022-03-12

    .append(数据)#函数,追加一个元素放到列表最后

    books.append("儒林外史")#插到最后一排

    .insert(索引,数据)#插入一个元素到列表相应位置

    books.append(4,"儒林外史")#插到第5个

    books[4]='儒林外史"#更新一个数据,列表[4]=新数据

    列表.pop(索引)#删除数据

    books.pop(4)#删除books第5个数据

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  • 慕尼黑7553735 2022-03-12

    if 判断条件 :

          python语句1

    elif 判断条件 :

          python语句2

    else:

          python语句3

    多重分支,前面的条件如果符合一条,后面的判断都会取消

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  • 慕尼黑7553735 2022-03-12

    not or and 

    not级别最高

    or次之

    and最低

    not(),先判断()里,如果是True,结果就是Flase

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  • 梦藏欢 2021-08-22
    列表中多个数据之间,用半角逗号隔开
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  • 梦藏欢 2021-08-22
    括号()里的优先运算

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  • 梦藏欢 2021-08-22

    print不换行


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  • 谁知道猪的幸福 2021-05-07

    # coding=utf-8

    movies = []

    mov = {"year":1902,"title":"月球之旅","director":"乔治斯·梅利斯","description":"历史上第一部科幻电影"}

    movies.append(mov)

    mov1 = {"year":1916,"title":"海底两万里","director":"查理德·弗莱彻","description":"第一步水下拍摄的科幻电影"}

    movies.append(mov1)


    y = 1916

    for m in movies:

        if y == m["year"]:

            print(m["year"])

            print(m["title"])

            print(m["director"])

            print(m["description"])

    http://img1.mukewang.com/609553bc000115d402960128.jpg

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  • 谁知道猪的幸福 2021-05-07

    # coding=utf-8

    col1 = ["玩具","饮料","唇彩"]

    col2 = ["手办","卡片","唇彩"]

    col3 = ["卡片","饮料","手套"]

    row = [col1,col2,col3]


    for col in row:

        for box in col:

            print(box)

        print("==============")

    http://img3.mukewang.com/609550ad000110a603300258.jpg

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  • 谁知道猪的幸福 2021-05-07

    #while

    # coding=utf-8

    n = 100

    while n < 1000:

        i = int(n/100)

        j = int(n/10)%10

        k = n %10

        if n == i*i*i+j*j*j+k*k*k:

            print(n,end="")

            print("是水仙花数")

        n = n+1

    http://img3.mukewang.com/60954e0d00018a1302630124.jpg

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  • 谁知道猪的幸福 2021-05-07

    # coding=utf-8


    for n in range(100,1000):

        i = int(n/100)

        j = int(n/10)%10

        k = n %10

        if n == i*i*i+j*j*j+k*k*k:

            print(n,end="")

            print("是水仙花数")

    http://img2.mukewang.com/60954d830001eacc02230125.jpg

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  • 谁知道猪的幸福 2021-05-07

    #range 左闭右开

    # coding=utf-8

    for i in range(10,15):

        print(i)

    http://img2.mukewang.com/60954b6b0001f15a02440164.jpg

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  • 谁知道猪的幸福 2021-05-07

    # coding=utf-8

    books = ["三国演义","水浒传","西游记"]

    for book in books:

        if book != "西游记":

            print(book)

    http://img1.mukewang.com/60954ac80001042202470093.jpg

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  • 谁知道猪的幸福 2021-05-07

    # coding=utf-8

    i = 1

    res = 3

    while i <= 10 :

        print(res)

        res = res * 3

        i = i + 1 

    print("循环结束")

    http://img2.mukewang.com/609549930001bc7603940231.jpg

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  • 谁知道猪的幸福 2021-05-07

    # coding=utf-8

    i= 0

    while i < 4:

        print(i*100)

        i = i+1

    print("循环结束")


    http://img1.mukewang.com/609548c50001325a02640168.jpg

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  • 谁知道猪的幸福 2021-05-07

    列表字典组合

    # coding=utf-8

    stus = []

    stu1 = {"no":"111","name":"张三","age":23,"nation":"汉","birthday":"1998-01-01","father":{"name":"张建国","company":"中国移动","job":"客户经理"},"mother":{"name":"吴燕玲","company":"师大附中","job":"语文老师"}}

    stus.append(stu1)

    print(stus)

    name = stus[-1]["name"]

    print(name)


    stu2 = {"no":"112","name":"李四","age":23,"nation":"汉","birthday":"1998-01-01","father":{"name":"李建国","company":"中国联通","job":"客户经理"},"mother":{"name":"张丽丽","company":"人民医院","job":"外科医生"}}

    stus.append(stu2)

    print(stus)


    name = stus[-1]["name"]

    print(name)

    fatherName = stus[-1]["father"]["name"]

    print(fatherName)

    http://img1.mukewang.com/6095464100019eea19080167.jpg

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  • 谁知道猪的幸福 2021-05-07

    列表字典组合

    # coding=utf-8

    stus = []

    stu1 = {"no":"111","name":"张三","age":23,"nation":"汉","birthday":"1998-01-01","father":{"name":"张建国","company":"中国移动","job":"客户经理"},"mother":{"name":"吴燕玲","company":"师大附中","job":"语文老师"}}

    stus.append(stu1)

    print(stus)

    name = stus[-1]["name"]

    print(name)


    stu2 = {"no":"112","name":"李四","age":23,"nation":"汉","birthday":"1998-01-01","father":{"name":"李建国","company":"中国联通","job":"客户经理"},"mother":{"name":"张丽丽","company":"人民医院","job":"外科医生"}}

    stus.append(stu2)

    print(stus)


    name = stus[-1]["name"]

    print(name)

    fatherName = stus[-1]["father"]["name"]

    print(fatherName)

    http://img1.mukewang.com/6095464100019eea19080167.jpg

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  • 谁知道猪的幸福 2021-05-07

    列表字典组合

    # coding=utf-8

    stus = []

    stu1 = {"no":"111","name":"张三","age":23,"nation":"汉","birthday":"1998-01-01","father":{"name":"张建国","company":"中国移动","job":"客户经理"},"mother":{"name":"吴燕玲","company":"师大附中","job":"语文老师"}}

    stus.append(stu1)

    print(stus)

    name = stus[-1]["name"]

    print(name)


    stu2 = {"no":"112","name":"李四","age":23,"nation":"汉","birthday":"1998-01-01","father":{"name":"李建国","company":"中国联通","job":"客户经理"},"mother":{"name":"张丽丽","company":"人民医院","job":"外科医生"}}

    stus.append(stu2)

    print(stus)


    name = stus[-1]["name"]

    print(name)

    fatherName = stus[-1]["father"]["name"]

    print(fatherName)

    http://img1.mukewang.com/6095464100019eea19080167.jpg

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  • 谁知道猪的幸福 2021-05-07
    #键值对存储key不能重复,value可以重复

    # coding=utf-8

    lisa = {"name":"Lisa","age":23}

    print(lisa)

    print(lisa["age"])

    lisa["age"] = 26

    lisa["height"] = 166

    print(lisa)

    lisa.pop("age")

    print(lisa)

    http://img4.mukewang.com/60953fe9000134f203950149.jpg

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  • 谁知道猪的幸福 2021-04-01

    左闭右开[0:2]取第一个和第二个

    反向索引最后一个下标是-1

    # coding=utf-8

    books = ["红楼梦","三国演义","水浒传","西游记","聊斋志异"]

    print(books[0:4])

    print(books[0:-1])

    http://img.mukewang.com/6065e81700013a5a05740160.jpg

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  • 谁知道猪的幸福 2021-04-01

    # coding=utf-8

    books = ["红楼梦","三国演义","水浒传","西游记","聊斋志异"]

    print(books[0])

    http://img.mukewang.com/6065e6ba00013c5004110107.jpg

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  • 谁知道猪的幸福 2021-04-01

    int取整

    %取余

    # coding=utf-8

    n=154

    a=int(n/100)

    b=int(n%100/10)

    c=n%10

    print(a)

    print(b)

    print(c)

    re=a*a*a+b*b*b+c*c*c

    if n==re:

    print(n,end="")

    print("是水仙花数")

    else:

    print(n,end="")

    print("不是水仙花数")


    154除以100取余54,54除以10等于5.4取整为5

    http://img4.mukewang.com/6065e3fe0001a39705290138.jpg

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  • 谁知道猪的幸福 2021-04-01

    # coding=utf-8

    score = 30

    if score >=60:

    print("考试通过!")

    if score >= 90:

    print("名列前茅,重点表扬")

    else:

    print("继续努力,潜力巨大")

    else:

    print("考试未通过,还需努力")

    http://img1.mukewang.com/6065e07a00019ec003260095.jpg


    注意缩进

    截图
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  • 汪正 2021-03-13

    整型(整数)不需要加双引号,加了双引号就是字符串

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  • 汪正 2021-03-13

    双引号一定标识字符串

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  • 谁知道猪的幸福 2021-03-11

    # coding=utf-8

    la = "德语"

    if la == "德语" :

    print("Ich liebe dich")

    elif la == "韩语" :

    print("사랑해")

    elif la == "英语" :

    print("I love you")


    else :

    print("我爱你")

    http://img3.mukewang.com/604a30900001eab202770092.jpg


    由于是用记事本打开编辑的所以对编码有要求最终保存为utf-8 文件开头对应utf-8   猜测是这个原因,也许我用个正经编辑器就不会这样

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  • 谁知道猪的幸福 2021-03-11

    注意 () not and or的优先级


    # coding=gbk

    r1 = 1 != 1 or 8 < 2 and 6  > 3

    print(r1)

    r2 = 1 != 1 or not 8 < 1 and 6 > 3

    print(r2)

    r3 = 1 != 1 or not (8 < 1 and 6 > 3)

    print(r3)


    x = 700

    re = (1000 - x) * 30

    print(re)

    if(re >= 1 and re <= 10000) :

    print("结果落在区间内")

    else :

    print("结果未落在区间内")

    http://img1.mukewang.com/604a2a3600019e9404570151.jpg

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  • 谁知道猪的幸福 2021-03-11

    # coding=gbk

    x=1600

    re = (1000-x)*30

    print(re)

    if re >10000 :

    print("结果大于10000")

    else :

    print("结果小于10000")

    http://img1.mukewang.com/604a263d0001906b03120120.jpg

    True False  首字母是大写的

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  • 谁知道猪的幸福 2021-03-11

    # coding=gbk

    if 8 > 6 :

    print("判断条件成立")

    else :

    print("判断条件不成立")

    http://img4.mukewang.com/604a249300015d3e04120108.jpg

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  • 谁知道猪的幸福 2021-02-23

    yntaxError: Non-ASCII character '\xe5' in file index.py on line 7, but no encoding declared; see http://python.org/dev/p


    开头加# -*- coding: UTF-8 -*-

    不好使就加#coding=gbk  总有一款适合你

    http://img2.mukewang.com/604a233b0001c5e203010216.jpg

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