18 lines
361 B
PHP
18 lines
361 B
PHP
<?php
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function fibonacci($n) {
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if ($n <= 1)
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return $n;
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return fibonacci($n - 1) + fibonacci($n - 2);
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}
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echo fibonacci(1).PHP_EOL;
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echo fibonacci(2).PHP_EOL;
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echo fibonacci(3).PHP_EOL;
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echo fibonacci(4).PHP_EOL;
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echo fibonacci(5).PHP_EOL;
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echo fibonacci(6).PHP_EOL;
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echo fibonacci(7).PHP_EOL;
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echo fibonacci(8).PHP_EOL;
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//1 1 2 3 5 8 13 21 34
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