摘要： Problem 1845 Look UpAccept: 173Submit: 543Time Limit: 1000 mSecMemory Limit : 32768 KBProblem DescriptionN (1 <= N <= 100,000) monkeys in the mountains, conveniently numbered 1..N, are once again standing in a row. Monkey i has height Hi(1 <= Hi<= 1,000,000).Each monkey is looking to his 阅读全文

摘要： A. Yaroslav and Permutationstime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputYaroslav has an array that consists of n integers. In one second Yaroslav can swap two neighboring array elements. Now Yaroslav is wondering if he can obtain an array whe 阅读全文