save project

diy.py

-name=input('名？')
-power=int(input('力？'))
-hero=['赵一',30,'丁二',37,'孙五',52,'王猛',89,'周亮',98]
-for i in range(len(hero)):
-    if i%2==1 and hero[i]>=power:
-        hero.insert(i-1,name)    
-        hero.insert(i,power)
-print(hero)
-print(hero[len(hero)-2])
-print(hero[-6:])
+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 and password == userpassword:
+            print("登录成功!")
+            break
+        if name != username:
+            print("用户名错误,请重新输入!")
+            print("温馨提示:您还有"+str(i)+"次登录机会")
+            continue
+        if password != userpassword:
+            print("密码输入有误,请重新输入!")
+            print("温馨提示:您还有" + str(i) + "次登录机会")
+    else:
+        print("你的账户已被锁定，请一个小时以后再来")
+        exit()
+print("欢迎来到贝尔编程!")