某岛

… : "…アッカリ~ン . .. . " .. .
September 9, 2014

BZOJ 2219: 数论之神

September 9, 2014

BestCoder Round #8

September 3, 2014

SRM 631

September 3, 2014

RMQ

August 30, 2014

BestCoder Round #7 Solution

August 27, 2014

Codeforces Round #263

August 26, 2014

HDU 3948. The Number of Palindromes