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  1. <?php
  2. $line = trim(fgets(STDIN));
  3. $tokens = explode(" ",$line);
  4. $price_list_count = (int)$tokens[0];
  5. $price_list = array();
  6. for($i = 0; $i < $price_list_count; $i++)
  7. {
  8. 	$line = trim(fgets(STDIN));
  9. 	array_push($price_list,(int)$line);
  10. }
  11. sort($price_list);
  12.  
  13. $campain_count = (int)$tokens[1];
  14. $campain_list = array();
  15. for($i = 0; $i < $campain_count; $i++)
  16. {
  17. 	$line = trim(fgets(STDIN));
  18. 	array_push($campain_list,(int)$line);
  19. }
  20.  
  21. $list = NULL;
  22. foreach($campain_list as $campain)
  23. {
  24. 	$list = knaposack($list,$campain,$price_list);
  25. 	show_total_price($list,$campain);
  26. }
  27.  
  28. function knaposack($list,$campain,$price_list)
  29. {
  30. 	$max = $campain + 1;
  31.  
  32. 	if($list == NULL)
  33. 		$list = array_fill(0,$max,0);
  34.  
  35. 	foreach($price_list as $price)
  36. 	{
  37. 		for($i = $price; $i <= $max; $i++)
  38. 		{
  39. 			if(!isset($list[$i - $price]))
  40. 				$list[$i - $price] = 0;
  41. 			if(!isset($list[$i]))
  42. 				$list[$i] = 0;
  43. 			$old_price = $list[$i - $price];
  44. 			$new_price = $old_price + $price;
  45. 			if($new_price > $list[$i])
  46. 			{
  47. 				$list[$i] = $new_price;
  48. 			}
  49. 		}
  50. 	}
  51. 	return $list;
  52. }
  53.  
  54. function show_total_price($list,$campain_price)
  55. {
  56. 	echo $list[$campain_price] . "\n";
  57. }
  58. ?>
  59.  
Success #stdin #stdout #stderr 0.01s 20520KB
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PHP Notice:  Undefined offset: 1 in /home/xN67FN/prog.php on line 13
https://ideone.com/fXb5OC
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
public

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