save project

diy2.py

-l='lby'
-b='123456'
+i=3
+l="liboyuan"
+b="123456"
 while True:
 while True:
-    name=input("请输入用户名:")
-    password=input("请输入密码:")
-    if name ==l and password ==b:
-        print("登录成功")
-        break
-    if name != l:
-        print("用户名不存在，请重新输入！")
-        continue
-    if password != b:
-        print("密码错误，请重新输入！")    
-print("欢迎来到编程世界")
+    if i>0:
+        name=input("请输入用户名：")
+        password=input("请输入密码：")
+        i-=1
+        if name == l and password == b:
+            print("登入成功！")
+            break
+        if name !=l:
+            print("用户名错误，请重新输入!")
+            continue
+        if password!=b:
+            print("密码错误，请重新输入!")
+    else:
+        print("你账号被我干了！！！！！！！！！！！！！！！！！！！！！！！！")
+        exit()
+print("欢迎来到贝尔编程!")
     
     
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