save project

diy2.py

-username = "python"
-userpassword = "123456"
+a="then"
+b="123456"
+i=3
 while True:
-    name = input("请输入用户名:")
-    password = input("请输入密码:")
-    if name == username and password == userpassword:
-        print("登录成功!")
-    print("用户名和密码错误!请重新输入")
-print("欢迎来到贝尔编程!")
\ No newline at end of file
+    if i>0:
+        x=input("输入账号：")
+        y=input("输入密码：")
+        i=i-1
+        if (a==x and b==y) :
+            print("登录成功")
+            break
+        if (a!=x):
+            print("账号错误")
+            continue
+        if (b!=y):
+            print("密码错误")
+    else:
+        print("我你**，\nc**这么多次都不对，\n我你*")
+        exit()
+        
\ No newline at end of file