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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_290</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_289.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_290</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_291.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 290</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="Times New Roman, Times, Serif" size="3">Module Structure Chart:</font></td><td></td></tr><tr><td colspan="3"></td></tr><tr><td colspan="3" height="1"></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="Times New Roman, Times, Serif" size="3"><img src="68dcf037f1303eb0682d810b4193d1c8.gif" border="0" alt="0290-01.gif" width="617" height="234" /></font></td><td></td></tr><tr><td colspan="3"></td></tr><tr><td colspan="3" height="1"></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="Times New Roman, Times, Serif" size="3">Now we can write the program:</font></td><td></td></tr><tr><td colspan="3"></td></tr><tr><td colspan="3" height="1"></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">//******************************************************************<br />//聽Incomes聽program<br />//聽This聽program聽reads聽a聽file聽of聽income聽amounts聽classified聽by<br />//聽gender聽and聽computes聽the聽average聽income聽for聽each聽gender<br />//******************************************************************<br />#include聽<iostream.h><br />#include聽<iomanip.h>聽聽聽//聽For聽setprecision()<br />#include聽<fstream.h>聽聽聽//聽For聽file聽I/O<br /><br />int聽main()<br />{<br />聽聽聽聽char聽聽聽聽聽sex;聽聽聽聽聽聽聽聽聽聽聽聽聽聽//Code聽F聽=聽female,聽M聽=聽male<br />聽聽聽聽int聽聽聽聽聽聽femaleCount;聽聽聽聽聽聽//聽Number聽of聽female聽income聽amounts<br />聽聽聽聽int聽聽聽聽聽聽maleCount;聽聽聽聽聽聽聽聽//聽Number聽of聽male聽income聽amounts<br />聽聽聽聽float聽聽聽聽amount;聽聽聽聽聽聽聽聽聽聽聽//聽Amount聽of聽income聽for聽a聽person<br />聽聽聽聽float聽聽聽聽femaleSum;聽聽聽聽聽聽聽聽//聽Total聽of聽female聽income聽amounts<br />聽聽聽聽float聽聽聽聽maleSum;聽聽聽聽聽聽聽聽聽聽//聽Total聽of聽male聽income聽amounts<br />聽聽聽聽float聽聽聽聽femaleAverage;聽聽聽聽//聽Average聽female聽income<br />聽聽聽聽float聽聽聽聽maleAverage;聽聽聽聽聽聽//聽Average聽male聽income<br />聽聽聽聽ifstream聽incFile;聽聽聽聽聽聽聽聽聽聽//聽File聽of聽income聽amounts<br /><br />聽聽聽聽cout.setf(ios::fixed,聽ios::floatfield);聽聽聽//聽Set聽up聽floating聽pt.<br />聽聽聽聽cout.setf(ios::showpoint);聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//聽聽聽output聽format<br />聽聽聽聽cout聽<<聽setprecision(2);<br /><br />聽聽聽聽//聽Separately聽count聽females聽and聽males,聽and聽sum聽incomes<br /><br />聽聽聽聽//聽Initialize聽ending聽condition</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_289.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_290</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_291.html">next page ></a></td> </tr> </table> </body> </html>⌨️ 快捷键说明
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