save project

222

+i=0
+username='SANS'
+upassworserd='114514'
+while True:
+    if i<2:
+        name=input("输入用户名")
+        mima=input("输入密码")
+        i+=1
+        if name==username and mima==upassworserd:
+            print("成功登陆")
+            break
+        if name!=username:
+            print("账号错误")
+        if  mima!=upassworserd:
+            print("密码错误")
+            continue
+        print("密码或账号输入错误，请重新输入")
+    else:
+        print("账号已锁定")
+        exit()
+print("444")
\ No newline at end of file