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16 lines
231 B
PHTML
16 lines
231 B
PHTML
5 years ago
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<?php
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function add_digits($num)
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{
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if ( $num > 0)
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{
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return ($num - 1) % 9 + 1;
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}
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else
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{
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return 0;
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}
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}
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print_r(add_digits(48)."\n");
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print_r(add_digits(59)."\n");
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?>
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