save project

diy2.py

+username = "doctor"
+userpassword = "prts"
+i=0
+box=0
+while True:
+    if box==0:
+       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!")
+        break
+    if name!=username:
+        print("是故意的")
+        i+=1
+        if i==3:
+            print("妈妈生的")
+            exit()
+        print("还有"+str(3-i)+"次试错机会") 
+        continue
+    else:
+        box=name
+    if password!=userpassword:
+        print("你干嘛哈哈哎哟")
+        i+=1
+        if i==3:
+            print("妈妈生的")
+            exit()
+        print("还有"+str(3-i)+"次试错机会") 
+
+print("欢迎来到贝尔编程!")
\ No newline at end of file