save project

gfdtwgfrctfdtfatfdatafstafteftewq.py

+i=3
 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
-i=0
+
 while True:
 while True:
-    if i==3
+    if i>0:
         name = input("请输入用户名:")
         name = input("请输入用户名:")
         password = input("请输入密码:")
         password = input("请输入密码:")
+         i-=1
         if name == username and password == userpassword:
         if name == username and password == userpassword:
             print("登录成功!")
             print("登录成功!")
             break
             break
@@ -12,7 +14,7 @@ while True:
             print("用户名不存在,请重新输入!")
             print("用户名不存在,请重新输入!")
         continue
         continue
         if password != userpassword:
         if password != userpassword:
-            print("密码输入有误,请重新输入!")
-            i-=1
-        exit()
+            print("密码输入有误,请重新输入!")  
+            print("登录失败"/n"还有"+str(i)+"次机会")
+            exit()
     print("欢迎来到贝尔编程!")
     print("欢迎来到贝尔编程!")
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