[SDOI2010]所驼门王的宝藏

Grade Open Time Friday, 19 September 2014, 10:07 am
Discount 0.8 Time Discount Friday, 26 September 2014, 10:07 am
Allow late Yes Close Time Friday, 26 September 2014, 10:07 am
Input file sdoi10sotomon.in Output file sdoi10sotomon.out