摘要： Red and BlackTime Limit:1000MSMemory Limit:32768KB64bit IO Format:%I64d & %I64uDescriptionThere is a rectangular room, covered with square tiles. Each... 阅读全文

摘要： N皇后问题Time Limit:1000MSMemory Limit:32768KB64bit IO Format:%I64d & %I64uDescription在N*N的方格棋盘放置了N个皇后，使得它们不相互攻击（即任意2个皇后不允许处在同一排，同一列，也不允许处在与棋盘边框成45角的斜线上。你... 阅读全文

摘要： Eight(South Central USA 1998)Time Limit:5000MSMemory Limit:32768KB64bit IO Format:%I64d & %I64uDescriptionThe 15-puzzle has been around for over 100... 阅读全文

摘要： BorrowersI mean yourborrowers of books- those mutilators of collections, spoilers of the symmetry of shelves, and creators of odd volumes.- (Charles L... 阅读全文

摘要： C. A and B and Team Trainingtime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputA and B are preparing... 阅读全文

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： A. A and B and Chesstime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputA and B are preparing themsel... 阅读全文

摘要： C. Anya and Smartphonetime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputAnya has bought a new smart... 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

摘要： A. Vitaly and Stringstime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputVitaly is a diligent student... 阅读全文