2013年11月26日

A - Matrix 字符串 + 数学

摘要： A -MatrixTime Limit:1000MSMemory Limit:262144KB64bit IO Format:%I64d & %I64uSubmitStatusAppoint description:DescriptionYou have a string of decimal digitss. Let's definebij = si·sj. Find in matrixbthe number of such rectangles that the sumbijfor all cells(i, j)that are the elements of t 阅读全文

posted @ 2013-11-26 23:04 keep trying 阅读(318) 评论(0) 推荐(0)

P - Sereja and Contest 数学

摘要： P -Sereja and ContestTime Limit:2000MSMemory Limit:262144KB64bit IO Format:%I64d & %I64uSubmitStatusAppoint description:DescriptionDuring the last Sereja's Codesecrof round the server crashed many times, so the round was decided to be made unrated for some participants.Let's assume thatn 阅读全文

posted @ 2013-11-26 18:59 keep trying 阅读(249) 评论(0) 推荐(0)

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