14 lines
274 B
PHP
14 lines
274 B
PHP
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<?php
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function mysqr($n) {
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$guess = $n / 2;
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while (true) {
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$last = $guess;
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$guess = (($n / $guess) + $guess) / 2;
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if($last == $guess) {
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break;
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}
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}
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return $guess;
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}
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var_dump(mysqr(234892482328),sqrt(234892482328));
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