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  1. <?php
  2. function doDomino($n, $m)
  3. {
  4. 	if ($n < $m && $n >= 1 && $m <=16)
  5. 	{
  6. 		$domino = 2*1;
  7. 	$square = $n * $m;
  8. 	$count = floor($square / $domino);
  9. 	return $count."\n";
  10.  
  11. 	}
  12. 	else {
  13. 		return "Введите N и M отвечающие условию 1<=N<=M<=16";
  14. 	}
  15.  
  16. }
  17. echo doDomino(4, 6);
  18. echo doDomino(3, 5);
  19. echo doDomino(10, 5);
Success #stdin #stdout 0.01s 20520KB
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Введите N и M отвечающие условию 1<=N<=M<=16
https://ideone.com/L13yxC
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
public

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