Thuật toán ổn rồi mà, chạy ngon lành khi viết bằng PHP
PHP Code:
<?php
for ($x=0; $x<100; $x++) {
for ($y=0; $y<100; $y++) {
for ($z=0; $z<100; $z++) {
$a = $x + $y + $z;
$b = $x*5 + $y*3 + $z/3;
if ($a == 100 && $b == 100) {
echo "<ul>\n";
echo "\t<li>x = ".$x."</li>\n";
echo "\t<li>y = ".$y."</li>\n";
echo "\t<li>z = ".$z."</li>\n";
echo "</ul>\n";
}
}
}
}
?>
test link:
http://vn.maychu.net/math/pt.php
result:
x = 0
y = 25
z = 75
x = 4
y = 18
z = 78
x = 8
y = 11
z = 81
x = 12
y = 4
z = 84
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