save project

bhk.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 and password==userpassword:
+            print("登陆录成功！")
+            break
+        if name!=username:
+            print("用户名错误，请重新输入！")
+            continue
+        if password!=userpassword:
+            print("密码输入有误，请重新输入！")
+    else:
+        print("你的账户也被锁定，请一个小时后再来")
+        exit()
+print("欢迎来到贝尔编程！")
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