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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_a67</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_a66.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_a67</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_a68.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 A67</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">聽聽聽//聽Precondition:<br />聽聽聽//聽聽聽聽聽length聽<=聽MAX_LENGTH聽聽&&聽聽someChar聽is聽assigned<br />聽聽聽//聽Postcondition:<br />聽聽聽//聽聽聽聽聽All聽elements聽on聽both聽diagonals聽of聽the聽data聽array<br />聽聽聽//聽聽聽聽聽contain聽someChar<br /><br />聽聽聽{<br />聽聽聽聽聽聽聽int聽i;聽聽聽聽聽聽聽聽聽//聽Loop聽control聽and聽index聽variable<br /><br />聽聽聽聽聽聽聽for聽(i聽=聽0;聽i聽<<聽length;聽i++)<br />聽聽聽聽聽聽聽{<br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//聽Invariant聽(prior聽to聽test):<br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//聽聽聽聽聽For聽all聽k,聽where聽0聽<=聽k聽<=聽i-1,<br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//聽聽聽聽聽聽聽聽聽聽data[k][k]聽==聽someChar<br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//聽聽聽聽聽聽聽&&聽data[k][length-k-1]聽==聽someChar<br />聽聽聽//聽聽&&聽0聽<=聽i聽<=聽length<br /><br />聽聽聽聽聽聽聽聽聽聽聽data[i][i]聽=聽someChar;<br />聽聽聽聽聽聽聽聽聽聽聽data[i][length-i-1]聽=聽someChar;<br />聽聽聽聽聽聽聽}<br />聽聽聽}<br /><br />9.聽int聽RowSum(聽/*聽in聽*/聽const聽TableType聽table,<br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽/*聽in聽*/聽聽聽聽聽聽聽int聽聽聽聽聽聽聽whichRow,<br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽/*聽in聽*/聽聽聽聽聽聽聽int聽聽聽聽聽聽聽colLength聽)<br /><br />聽聽聽//聽Precondition:<br />聽聽聽//聽聽聽聽聽colLength聽<=聽NUM_COLS聽&&聽whichRow聽<<聽NUM_ROWS<br />聽聽聽//聽聽&&聽tabIe[whichRow][0..colLength-1]聽are聽assigned<br />聽聽聽//聽Postcondition:<br />聽聽聽//聽聽聽聽聽Function聽value聽==聽tabIe[whichRow][0]聽+聽<br />聽聽聽//聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽+聽table聽[whichRow][colLength-1]<br /><br />聽聽聽{<br />聽聽聽聽聽聽聽int聽col;聽聽聽聽聽聽聽聽聽聽聽//聽Loop聽control聽and聽index聽variable<br />聽聽聽聽聽聽聽int聽sum聽=0;聽聽聽聽聽聽聽聽//聽Accumulating聽sum<br /><br />聽聽聽聽聽聽聽for聽(col聽=聽0;聽col聽<<聽colLength;聽col++)<br /><br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//聽Invariant聽(prior聽to聽test):<br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//聽聽聽聽聽sum聽==聽tabIe[whichRow][0]聽+聽<br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//聽聽聽聽聽聽聽聽聽聽聽聽+聽table[whichRow][col-1]<br />聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽//聽聽&&聽0聽<=聽col聽<=聽colLength<br /><br />聽聽聽聽聽聽聽聽聽聽聽sum聽=聽sum聽+聽table聽[whichRow]聽[col];<br />聽聽聽聽聽聽聽return聽sum;<br />聽聽聽}</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_a66.html">< previous page</a></td> <td align="center" width="40%" style="background: #EEF3E2"><strong style="color: #2F4F4F; font-size: 120%;">page_a67</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_a68.html">next page ></a></td> </tr> </table> </body> </html>⌨️ 快捷键说明
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