- 如对于题目的环境以及其他方面有问题请发邮件到 /dev/nullbuuoj@dasc.tf
- If you bump into a problem in challenge instance and other facts, please send email to /dev/nullbuuoj@dasc.tf
- QQ 群:867596540
- QQ Group:867596540
- QQ 频道:https://pd.qq.com/s/ekvrttkld
- QQ Channel:https://pd.qq.com/s/ekvrttkld