save project

asdasd.py

+i=3
+username="pyton"
+userpassword="123456"
+while True:
+    if i>0:
+        name=input("请输入用户名:")
+        password=input("请输入密码:")
+        i=i-1
+        if name== username and pasword == userpassword:
+            print("登录成功:")
+            break
+        if name != username:
+            print("用户名错误，请重新输入:")
+            continue
+        if password != userpassword:
+            print("密码有误，请重新输入:")
+    else:
+        print("次数已用完，解开:")
+        exit()
+print("欢迎来到贝尔编程:")
\ No newline at end of file