您这更像是TLE
by C201914 @ 2018-11-09 22:22:26
```wrong answer On line 1 column 1, read -, expected 4. 得分0
```
看来是您TLE被洛谷显示为WA
by C201914 @ 2018-11-09 22:23:44
```
wrong answer On line 1 column 1, read -, expected 4. 得分0
```
by C201914 @ 2018-11-09 22:24:10