save project

diy2.py

-i=3
-username = "python"
-userpassword = "123456"
-while True:
-        if i>0:
-            name = input("请输入用户名:")
-            password = input("请输入密码:")
-            i-=1
-            if name == username :
-                if password == userpassword: 
-                    print("登录成功!")
-                    break
-                else：
-                   print("密码错误") 
-                   print("你还有"+str(i)+"机会" ) 
-            else：
-                print("用户名错误")
-                print("你还有"+str(i)+"机会" )
-        else:
-            print("账号锁定")       
-            exit()
-       # if name != username:
-          # print("用户名错误")
-          # continue
-       # if  password != userpassword:
-           # print("密码错误")
-print("欢迎来到贝尔编程!")
\ No newline at end of file
+text = "周末一起去欢乐谷吧"
+noise="sbsbsbsbsbbsbssbsbsbsbsbsbbsbsbsbssbbsbsbsbsbbssbbsbsbsbsssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssbbbbbbbbbbbbbbbbbbbbbbbbbb"
+li_text = list(text)
+print(text)
+

shdgfgd.py/sfhdh.py

+meishi={"红烧鱼":36,"手撕鸡":48,"烤鸭":56,"盐焗鸡":78,"时蔬":18,"米饭":3}
+for j,k in meishi.items():
+    print(j,k)
+meishi.pop("烤鸭")
+meishi.clear()
+print(meishi)
\ No newline at end of file

shdgfgd.py/sgsfdfs.py

+wu={"数学":88,"英语":90,"语文":85}
+nuo={"数学":93,"英语":90,"语文":89}
+xiao={"数学":84,"英语":92,"语文":84}
+for j,k in wu.items：
+    print(j,k)
+print(nuo["语文"])
+print(xiao[语文]=86)
\ No newline at end of file

shdgfgd.py/sss.py

+s=0
+while True:
+    num=input("手动阀打发发发打发打发打发（q结束）:")
+    if num=="q":
+        break
+    try:
+        www=int(num)
+    except:
+        print("返回给大幅度反对恢复供电给")
+    else:
+        s=s+int_num
+    print("是广泛大锅饭地方:",s)
\ No newline at end of file

实打实打算.py

+students={"jonh":10,"Sam":11,"Lily":9,"Anna":10}
+students={"jonh":10,"Sam":11,"Lily":9,"Anna":10}
+print(students["jonh"])
+if "Lily" in students:
+    students["Lily"]=10
+students["Sally"]=11
+print(students)
\ No newline at end of file