auto save

chesi.py

+# sr="mysqlsqlserverPostgresQL"
+# sr2="sql"
+# ncount=sr.count(sr2,10)
+# print(ncount)
+# import turtle
+# turtle.forward(200)
+# turtle.left(90)
+# turtle.forward(200)
+# # turtle.undo()
+# turtle.reset()
+# print(10 and 20)

day.py

+# favourite = "FishC"
+# for each in favourite:
+#     print(each,end='')
+# for i in range(5): #只包含一个参数的range，默认生成一个从0到5的序列。
+#     print(i)#包含0却不包含5
+#     for i in range(2,9):
+#         print(i)
+# for i in range(2,9,2):
+    # print(i)    #第三个数字是步长
+    
+                    # break语句
+# jiaru = "牛牛一点也不胖"
+# answer = input("请输入牛牛老师最想听得一句话：")
+# while True:
+#     if answer == jiaru:
+#         break
+#     answer = input('回答错了，请重新输入（答案正确才能退出游戏）：')
+# print('哎呦！帅哦！')
+# print('你可真是个小机灵鬼啊！')
+
+                        # continue
+# for i in range(20):
+#     if i %2 !=0:
+#         print(i)
+#         continue
+#         # break
+#     i += 2
+#     print(i)
+
+ 
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diy1.py

 # 利用write()帮助悟空给诺依回信吧~
 # 利用write()帮助悟空给诺依回信吧~
 import turtle
 import turtle
-screen=turtle.Screen()
-screen.bgcolor("light blue")
-pen1=turtle.Pen()
-pen1.penup()
-pen1.goto(100,-100)
-pen1.write("你好诺伊，\nturtle模块真好用，\n谢谢你\n---悟空",font=("Times",20,"normal"))
-pen1.hideturtle()
-# turtle.done()
-# import turtle 
 pen=turtle.Pen()
 pen=turtle.Pen()
-pen.hideturtle()
-pen.pensize(5)
+pen.write("诺伊，你好，\nturtle模块真的很好玩，\n谢谢你！",font=("Times",20,"normal"))
+# pen.hideturtle()
+pen.pensize(15)
 pen.pencolor("red")
 pen.pencolor("red")
-pen.fillcolor("red")
-pen.begin_fill()
-len=80
 pen.left(45)
 pen.left(45)
-pen.forward(2*len)
-pen.circle(len,180)
+pen.forward(100)
+pen.circle(50,180)
 pen.right(90)
 pen.right(90)
-pen.circle(len,180)
-pen.forward(2*len)
-pen.end_fill()
+pen.circle(50,180)
+pen.forward(100)
+pen.hideturtle()
+
 turtle.done()
 turtle.done()
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diy2.py

+# # import keyword
+# # keyword.kwlist
+# # print(keyword.kwlist)
+# str = "hello"
+# print(str)
+# print(str[0:4])
+# print(str[0:-3])
+# print(str[0])
+# print(str[2:3])
+# print(str[1:])
+# print(str * 2)
+# print(str + "word")
+# str = "hello"
+# print("-----------------")
+# print("hello\nword")
+# print(r"hello\nword")
+# print(str +" "  "word")
+# input("\n\n按下enter键后退出")
+# import sys; x = "runood"; sys.stdout.write(x + "\n")
+# print("asbxhdbsdvvsdjhdcbhjds",end="")
+# print("asbxhdbsdvvsdjhdcbhjds")
+# list = [1,2,3,4,5,6,7]
+# print(list[-1::-1])
+# a = 6//6
+# print(a)
+# b = 3**-1
+# print(b)
+# set = {'1','2','2','3','4','5','6'}
+# print(set)
+# if '1' in set:
+#     print('1 在集合中')
+# else:
+#     print('1 不在集合中')
+
+a = set('123456')
+b = set('3456789')
+print(a)#输出是无序的
+print(a-b)# a 和 b 的差集
+print(b-a)
+print(a | b)# a 和 b 的并集
+print(a & b) # a 和 b 的交集
+print(a ^ b)# a 和 b 中不同时存在的元素
+

guess.py

+import random
+secret = random.randint(1,10)
+guess = int(input("请猜一下数字："))
+while guess != secret:
+    temp = input("哎呀猜错了，请重新输入吧！")
+    guess = int(temp)
+    if guess == secret:
+        print("恭喜你猜对了")
+        print("猜对了也没有奖励！")
+    else:
+        if guess > secret:
+            print("猜大了")
+        else:
+            print("猜小了")

zidian.py

+# dict = {}
+# dict['one'] = '1-菜鸟教程'
+# dict[2] = "2-菜鸟工具"
+# tinydict = {'name':'runood','code':1,'site':'www.runod.com'}
+# print(dict['one'])
+# print(dict[2])
+# print(tinydict.keys())
+# print(tinydict)
+# print(tinydict.values())
+# a = dict([('runood',1),('Google',2),('Taobao',3)])
+# print(a)
+# b = {x:x+2 for x in (2,4,6)}
+# print(b)
+# c = dict(Rounood=1,Google=2,Taobao=3)
+# print(c)
+
+score = int(input("请输入一个数："))
+if 100>=score>=90:
+    print('A')
+if 90>score>=80:
+    print('B')
+if 80>score>=60:
+    print('C')
+if 60>score>=0:
+    print('D')
+if 0>score or score>100:
+    print('输入错误')
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