某岛

… : "…アッカリ~ン . .. . " .. .
October 20, 2011

ZOJ 3546. Advanture of Xiaoxingxing

October 12, 2011

ZOJ 3539. Compress the String

October 5, 2011

SPOJ 8119. CIRU2

October 1, 2011

圆并 .. .

September 30, 2011

PQ Tree && Planarity Testing

September 30, 2011

。。。扫描线。。

September 30, 2011

SPOJ 9547. Counting d-pairs