save project

diy2.py

+i=3
 n = "python"
 d = "123456"
 while True:
-    name = input("请输入用户名:")
-    password = input("请输入密码:")
-    if name == n and password == d:
-        print("登录成功!")
-        break
-    if name!=n:
-        print("用户名不对")
-        continue
-    if password!=d:
-        print("密码不对")
-print("欢迎来到贝尔编程!")
\ No newline at end of file
+    if i>0:
+        name = input("请输入用户名:")
+        password = input("请输入密码:")
+        i=i-1
+        if name == n and password == d:
+            print("登录成功!")
+            break
+        if name!=n:
+            print("用户名不对")
+            continue
+        if password!=d:
+            print("密码不对")
+    else:
+        print("鬼!!!")
+        exit()
+    print("欢迎来到贝尔编程!")
\ No newline at end of file