摘要：
B. A and B and Compilation Errorstime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputA and B are pre... 阅读全文
摘要：
Two Buttonstime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputVasya has found a strange device. On ... 阅读全文