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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <title>page_444</title> <link rel="stylesheet" href="reset.css" type="text/css" media="all"> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> </head> <body> <table summary="top nav" border="0" width="100%"> <tr> <td align="left" width="30%" style="background: #EEF3E2"><a style="color: blue; font-size: 120%; font-weight: bold; text-decoration: none; font-family: verdana;" href="page_443.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_444</strong></td> <td align="right" width="30%" style="background: #EEF3E2"><a style="color: blue; font-size: 120%; font-weight: bold; text-decoration: none; font-family: verdana;" href="page_445.html">next page ></a></td> </tr> <tr> <td align="left" colspan="3" style="background: #ffffff; padding: 20px;"> <table border="0" width="100%" cellpadding="0"><tr><td align="center"> <table border="0" cellpadding="2" cellspacing="0" width="100%"><tr><td align="left"></td> <td align="right"></td> </tr></table></td></tr><tr><td align="left"><p></p><table border="0" cellspacing="0" cellpadding="0" width="100%"><tr><td align="right"><font face="Times New Roman, Times, Serif" size="2" color="#FF0000">Page 444</font></td></tr></table><table border="0" cellspacing="0" cellpadding="0"><tr><td rowspan="5"></td> <td colspan="3" height="12"></td> <td rowspan="5"></td></tr><tr><td colspan="3"></td></tr><tr><td></td> <td><font face="Courier New, Courier, Mono New, Courier, Mono" size="2">float聽FuelMoment(聽/*聽in聽*/聽int聽fuel聽)聽聽聽//聽Fuel聽in聽gallons<br /><br />//聽Computes聽the聽moment聽arm聽for聽fuel聽on聽board.聽聽There聽are聽four<br />//聽different聽formulas聽for聽this聽calculation,聽depending聽on<br />//聽the聽amount聽of聽fuel,聽due聽to聽fuel聽tank聽layout.<br />//聽This聽function聽uses聽the聽global聽constant聽LBS_PER_GAL<br />//聽to聽compute聽the聽weight聽of聽the聽fuel<br /><br />//聽Precondition:<br />//聽聽聽聽聽10聽<=聽fuel聽<=聽565<br />//聽Postcondition:<br />//聽聽聽聽聽Function聽value聽==聽Fuel聽moment聽arm,聽based聽on聽the<br />//聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽fuel聽parameter<br /><br />{<br />聽聽聽聽float聽fuelWt;聽聽聽聽聽聽聽聽聽聽聽//聽Weight聽of聽fuel聽in聽pounds<br />聽聽聽聽float聽fuelDistance;聽聽聽聽聽//聽Distance聽from聽front聽of聽plane<br /><br />聽聽聽聽fuelWt聽=聽float(fuel)聽*聽LBS_PER_GAL;<br />聽聽聽聽if聽(fuel聽<<聽60)<br />聽聽聽聽聽聽聽聽fuelDistance聽=聽float(fuel)聽*聽314.6;<br />聽聽聽聽else聽if聽(fuel聽<<聽361)<br />聽聽聽聽聽聽聽聽fuelDistance聽=聽305.8聽+聽(-0.01233聽*聽float(fuel聽-聽60)聽);<br />聽聽聽聽else聽if聽(fuel聽<<聽521)<br />聽聽聽聽聽聽聽聽fuelDistance聽=聽303.0聽+聽(聽0.12500聽*聽float(fuel聽-聽361)聽);<br />聽聽聽聽else<br />聽聽聽聽聽聽聽聽fuelDistance聽=聽323.0聽+聽(-0.04444聽*聽float(fuel聽-聽521)聽);<br />聽聽聽聽return聽fuelDistance聽*聽fuelWt;<br />}<br /><br />//******************************************************************<br /><br />void聽PrintWarning()<br /><br />//聽Warns聽the聽user聽of聽assumptions聽made聽by聽the聽program<br />//聽and聽when聽to聽double聽check聽the聽program's聽results<br /><br />//聽Postcondition:<br />//聽聽聽聽聽An聽informational聽warning聽message聽has聽been聽printed<br /><br />{<br />聽聽聽聽cout聽<<聽endl<br />聽聽聽聽聽聽聽聽聽<<聽Notice:聽聽This聽program聽assumes聽that聽passengers聽<<聽endl<br />聽聽聽聽聽聽聽聽聽<<聽聽聽fill聽the聽seat聽rows聽in聽order聽2,聽1,聽3,聽4,聽and聽<<聽endl<br />聽聽聽聽聽聽聽聽聽<<聽聽聽that聽each聽passenger聽and聽crew聽member聽weighs聽<br />聽聽聽聽聽聽聽聽聽<<聽PERSON_WT聽<<聽聽pounds.聽<<聽endl<br />聽聽聽聽聽聽聽聽聽<<聽聽聽It聽also聽assumes聽that聽Jet-A聽fuel聽weighs聽<br />聽聽聽聽聽聽聽聽聽<<聽LBS_PER_GAL聽<<聽聽pounds聽<<聽endl<br />聽聽聽聽聽聽聽聽聽<<聽聽聽per聽U.S.聽gallon.聽聽The聽center聽of聽gravity聽聽endl<br /></font></td><td></td></tr><tr><td colspan="3"></td></tr><tr><td colspan="3" height="1"></td></tr></table></td></tr></table><p><font size="0"></font></p>聽 </td> </tr> <tr> <td align="left" width="30%" style="background: #EEF3E2"><a style="color: blue; font-size: 120%; font-weight: bold; text-decoration: none; font-family: verdana;" href="page_443.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_444</strong></td> <td align="right" width="30%" style="background: #EEF3E2"><a style="color: blue; font-size: 120%; font-weight: bold; text-decoration: none; font-family: verdana;" href="page_445.html">next page ></a></td> </tr> </table> </body> </html>⌨️ 快捷键说明
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