摘要:
B. Drazil and His Happy Friendstime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputDrazil has many f... 阅读全文
摘要:
B. Tanya and Postcardtime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputLittle Tanya decided to pre... 阅读全文