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<?php
$square=$_POST['square'];
function table()
{
global $square;
global $sq;
$i = 0;
$j = 0;
$sum = 0 ;
for ( $i=0 ; $i < $square ; $i++ )
{
$sum = $sum + $sq[$i][$square-$i-1] ;
}
?>
<table align="center" border="0" cellpadding="0" cellspacing="0" style="border: currentColor; border-image: none; font-family: "맑은 고딕",sans-serif; font-size: 18px; border-collapse: collapse;">
<tr>
<td colspan="<?= $square ?>" align="center" style="border-top-color: rgb(0, 0, 0); border-right-color: rgb(0, 0, 0); border-bottom-color: rgb(0, 0, 0); border-left-color: rgb(0, 0, 0); border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-left-style: solid;">
<?= $square ?>차
</td>
<td align="center" style="border-top-color: rgb(0, 0, 0); border-right-color: rgb(0, 0, 0); border-bottom-color: rgb(0, 0, 0); border-left-color: rgb(0, 0, 0); border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-left-style: solid;">
<?= $sum ?>
</td>
</tr>
<tr>
<td rowspan="<?= $square ?>" colspan="<?= $square ?>" align="center" style="border-top-color: rgb(0, 0, 0); border-right-color: rgb(0, 0, 0); border-bottom-color: rgb(0, 0, 0); border-left-color: rgb(0, 0, 0); border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-left-style: solid;">
<table width="100%" border="0" cellpadding="0" cellspacing="0" style="border: currentColor; border-image: none; font-family: "맑은 고딕",sans-serif; font-size: 18px; border-collapse: collapse;">
<?php
for ( $i=0 ; $i < $square ; $i++ )
{
?>
<tr>
<?php
for ( $j=0 ; $j < $square ; $j++ )
{
?>
<td align="center" style="border-top-color: rgb(0, 0, 0); border-right-color: rgb(0, 0, 0); border-bottom-color: rgb(0, 0, 0); border-left-color: rgb(0, 0, 0); border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-left-style: solid;" width="<?= (100/$square) ?>%">
<?= $sq[$i][$j] ?>
</td>
<?php
}
?>
</tr>
<?php
}
?>
</table>
</td>
<?php
for ( $i=0 ; $i < $square ; $i++ )
{
?>
<td align="center" style="border-top-color: rgb(0, 0, 0); border-right-color: rgb(0, 0, 0); border-bottom-color: rgb(0, 0, 0); border-left-color: rgb(0, 0, 0); border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-left-style: solid;">
<?php
$sum = 0 ;
for ( $j=0 ; $j < $square ; $j++ )
{
$sum = $sum + $sq[$i][$j] ;
}
?>
<?= $sum ?>
</td>
</tr>
<tr>
<?php
}
for ( $i=0 ; $i < $square ; $i++ )
{
?>
<td align="center" style="border-top-color: rgb(0, 0, 0); border-right-color: rgb(0, 0, 0); border-bottom-color: rgb(0, 0, 0); border-left-color: rgb(0, 0, 0); border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-left-style: solid;">
<?php
$sum = 0 ;
for ( $j=0 ; $j < $square ; $j++ )
{
$sum = $sum + $sq[$j][$i] ;
}
?>
<?= $sum ?>
</td>
<?php
}
?>
<td align="center" style="border-top-color: rgb(0, 0, 0); border-right-color: rgb(0, 0, 0); border-bottom-color: rgb(0, 0, 0); border-left-color: rgb(0, 0, 0); border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px; border-top-style: solid; border-right-style: solid; border-bottom-style: solid; border-left-style: solid;">
<?php
$sum = 0 ;
for ( $i=0 ; $i < $square ; $i++ )
{
$sum = $sum + $sq[$i][$i] ;
}
?>
<?= $sum ?>
</td>
<tr>
</table>
<?php
}
if( $square <= 2 )
{
?>
<p align="center">
3이상의 숫자를 입력하여 주세요!
</p>
<?php
}
else
{
?>
<p align="center">
제 <?= $square ?>차 완전마방진!<br />
한 구역의 합은 <?= (($square*$square+1)*$square/2) ?>입니다.
</p>
<?php
if ( $square%2 == 1 )
{
$i = ($square-1)/2 + 1 ;
$j = ($square-1)/2 ;
for( ($k = 1) ; ($k <= ($square*$square)) ; $k++ )
{
$sq[$i][$j] = $k ;
if ( $k % $square == 0 )
{
$i = $i + 2 ;
}
else
{
$i++ ;
$j++ ;
}
if ( $i >= $square )
{
$i = $i - $square ;
}
elseif ( $j >= $square )
{
$j = $j - $square ;
}
}
}
elseif ( $square%4 == 0 )
{
$k = 1 ;
for ( $i=0 ; $i < $square ; $i++ )
{
for ( $j=($square-1) ; $j >= 0 ; $j-- )
{
if ((($i%4 == 1) or ($i%4 == 2)) xor (($j%4 == 1) or ($j%4 == 2)))
{
$sq[$i][$j] = $square*$square-$k+1 ;
}
else
{
$sq[$i][$j] = $k ;
}
$k++ ;
}
}
}
else
{
$k = 1 ;
for ( $i=0 ; $i < $square ; $i++ )
{
for ( $j=($square-1) ; $j >= 0 ; $j-- )
{
if (($i == $j ) or ($i+$j+1 == $square))
{
$sq[$i][$j] = $k ;
}
elseif (((($i+$j)%2 == 0) and ((($i+$j >= $square) and ($j < $square/2)) or (($i-$j > 0) and ($i < $square/2) and ($i > 2)) or (($j-$i > 0) and ($i >= $square/2)) or (($i+$j < $square) and ($j >= $square/2) and ($i > 1)))) or ((($i+$j)%2 == 1) and ((($i+$j < $square) and ($i >= $square/2)) or (($j-$i > 0) and ($j < $square/2) and ($i > 1)) or (($i-$j > 0) and ($j >= $square/2)) or (($i+$j > $square) and ($i < $square/2) and ($i > 2)))))
{
$sq[$i][$j] = $square*$square-$k+$square-$j*2 ;
}
elseif (((($i+$j)%2 == 0) and ((($j-$i > 0) and ($j < $square/2)) or (($i+$j >= $square) and ($i < $square/2) and ($j < $square-2)) or (($i+$j < $square) and ($i >= $square/2)) or (($i-$j > 0) and ($j >= $square/2) and ($j < $square-3)))) or ((($i+$j)%2 == 1) and ((($i-$j > 0) and ($i < $square/2)) or (($i+$j < $square) and ($j >= $square/2) and ($j < $square-3)) or (($i+$j >= $square) and ($j < $square/2)) or (($j-$i > 0) and ($i >= $square/2) and ($j < $square-2)))))
{
$sq[$i][$j] = ($i*2+1)*$square-$k+1 ;
}
else
{
$sq[$i][$j] = $square*$square-$k+1 ;
}
$k++ ;
}
}
}
table();
}
?>
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