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Another test, converting arab numbers to roman
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Rafal Kupiec
2018-08-05 22:25:15 +02:00
parent fcd35584de
commit ff6a7012a4
2 changed files with 41 additions and 0 deletions
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tests/arab_to_roman.aer Normal file
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class Main {
private function num2Roman($num) {
$n = intval($num);
$result = '';
$lookup = array('M' => 1000, 'CM' => 900, 'D' => 500, 'CD' => 400,
'C' => 100, 'XC' => 90, 'L' => 50, 'XL' => 40,
'X' => 10, 'IX' => 9, 'V' => 5, 'IV' => 4, 'I' => 1);
foreach($lookup as $roman => $value) {
$matches = intval($n / $value);
$result .= str_repeat($roman, $matches);
$n = $n % $value;
}
return $result;
}
public function __construct() {
print(' 7 => ' . $this->num2Roman(7) . "\n");
print(' 9 => ' . $this->num2Roman(9) . "\n");
print(' 11 => ' . $this->num2Roman(11) . "\n");
print(' 42 => ' . $this->num2Roman(42) . "\n");
print(' 105 => ' . $this->num2Roman(105) . "\n");
print('1984 => ' . $this->num2Roman(1984) . "\n");
print('1999 => ' . $this->num2Roman(1999) . "\n");
print('2018 => ' . $this->num2Roman(2018) . "\n");
print('2144 => ' . $this->num2Roman(2144) . "\n");
}
}
new Main();