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15 lines
263 B
15 lines
263 B
class Program {
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private int factorial(int $num) {
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if($num == 0 || $num == 1)
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return 1;
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else
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return $num * $this->factorial($num - 1);
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}
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public void main() {
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int $num = 7;
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print('Factorial of ', $num, ' is ', $this->factorial($num), '.');
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}
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}
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