#include?
#include?

int?main（）
{
????double?xy;
????int?s;
????scanf（“%lf“&x）;
????s=（int）x;
????if（s-x!=0）?s=s+1;
????if（x<=2）?y=7;
????if（2????if（x>15）?y=2.1*（s-15）+7+13*1.5;
????printf（“%lf\n“y）;
????return?0;
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-10-17?13:29??西工大C++\
?????目錄???????????0??2018-10-17?13:29??西工大C++\ＰＯＪ１２\
?????目錄???????????0??2014-05-29?09:06??西工大C++\ＰＯＪ１２\T001（完全數(shù)）\
?????文件????????7168??2013-05-20?21:34??西工大C++\ＰＯＪ１２\T001（完全數(shù)）\T001.suo
?????文件?????????386??2013-04-27?19:52??西工大C++\ＰＯＪ１２\T001（完全數(shù)）\T011.CPP
?????目錄???????????0??2014-05-29?09:06??西工大C++\ＰＯＪ１２\T001（計(jì)算A+B）\
?????文件?????????156??2013-04-23?18:56??西工大C++\ＰＯＪ１２\T001（計(jì)算A+B）\T001.CPP
?????目錄???????????0??2014-05-29?09:06??西工大C++\ＰＯＪ１２\T002（圓及圓球等的相關(guān)計(jì)算）\
?????文件?????????306??2013-04-22?19:27??西工大C++\ＰＯＪ１２\T002（圓及圓球等的相關(guān)計(jì)算）\T002.CPP
?????目錄???????????0??2014-05-29?09:06??西工大C++\ＰＯＪ１２\T003（計(jì)算成績）\
?????文件?????????216??2013-04-22?19:31??西工大C++\ＰＯＪ１２\T003（計(jì)算成績）\T003.CPP
?????目錄???????????0??2014-05-29?09:06??西工大C++\ＰＯＪ１２\T004（找最大數(shù)）\
?????文件?????????266??2013-04-22?19:33??西工大C++\ＰＯＪ１２\T004（找最大數(shù)）\T004.CPP
?????目錄???????????0??2014-05-29?09:06??西工大C++\ＰＯＪ１２\T005（找幸運(yùn)數(shù)）\
?????文件?????????415??2013-04-22?19:39??西工大C++\ＰＯＪ１２\T005（找幸運(yùn)數(shù)）\T005.CPP
?????目錄???????????0??2014-05-29?09:06??西工大C++\ＰＯＪ１２\T006（奇特的分?jǐn)?shù)數(shù)列）\
?????文件?????????186??2013-04-27?21:02??西工大C++\ＰＯＪ１２\T006（奇特的分?jǐn)?shù)數(shù)列）\T006.CPP
?????目錄???????????0??2014-05-29?09:06??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\
?????目錄???????????0??2014-05-29?09:06??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\Debug\
?????文件??????213040??2013-05-26?23:19??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\Debug\T007.exe
?????文件??????205700??2013-05-26?23:19??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\Debug\T007.ilk
?????文件????????3698??2013-05-26?23:19??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\Debug\T007.obj
?????文件??????221432??2013-05-26?22:48??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\Debug\T007.pch
?????文件??????369664??2013-05-26?23:19??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\Debug\T007.pdb
?????文件????????3749??2013-05-06?18:42??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\Debug\T016.obj
?????文件???????41984??2013-05-26?23:19??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\Debug\vc60.idb
?????文件???????45056??2013-05-26?23:19??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\Debug\vc60.pdb
?????文件?????????858??2013-05-26?23:18??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\T007.CPP
?????文件????????3377??2013-05-26?22:48??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\T007.DSP
?????文件?????????514??2013-05-26?23:19??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\T007.DSW
?????文件???????50176??2013-05-26?23:19??西工大C++\ＰＯＪ１２\T007（你會存錢嗎？）\T007.ncb
............此處省略3825個文件信息