save project

diy2.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("登录成功!")
+            break
+        if name != username:
+            input("用户名错误")
+            print("您还有"+str(i)+"次机会")
+        continue 
+        if password != userpassword:
+            input("密码错误")
+    else:
+        print("请到我公司来解锁")
+        exit()                                                                                                           
+    print("欢迎来到bell code")