12010521--哈哈，大家ac了这么多啊，刚刚被青钢影a接二段q踢晕了，现在才醒Mail
No.654Solved Problems List
Solved54
Submit316
AC64
WA118
TLE91
MLE2
OLE5
RE21
CE15
Statistics
School:SUSTech
Email:12010521@mail.sustech.edu.cn