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  1. <?php
  2.  
  3. /********************************
  4. *** FACEBOOK HACKER CUP -2012 ***
  5. ***    QUALIFICATION ROUND    ***
  6. ***   ALPHABET SOUP PROBLEM   ***
  7. ***     C0DER: WHIZZZKID      ***
  8. ***  http://n...content-available-to-author-only...a.in/  ***
  9. ********************************/
  10.  
  11. $ip = fopen('php://stdin', "r");	//input resource can be a file
  12. $op = fopen('php://stdout',"w");	//output resource can be a file
  13. $test_cases = trim(fgets($ip));		//first line
  14. $c = 0;
  15.  
  16. while($c < $test_cases){
  17. 	$cc = $c+1;
  18. 	$string = trim(fgets($ip));
  19. 	$string = str_replace(" ", "", $string);
  20. 	$chars = str_split($string);
  21. 	$sorted = array_count_values($chars);
  22. 	$possible = 0;
  23.  
  24. 	//minimu requirement check
  25. 	if(($sorted['H'] > 0) && ($sorted['A'] > 0) && ($sorted['C'] > 1) && ($sorted['K'] > 0) && ($sorted['E'] > 0) && ($sorted['R'] > 0) && ($sorted['U'] > 0) && ($sorted['P'] > 0)){
  26. 		//starting with H.....
  27. 		$possible = $sorted['H'];
  28.  
  29. 		//checking for A after H....
  30. 		if($sorted['A'] < $possible){
  31. 			$possible = $sorted['A']; 
  32. 		}
  33.  
  34. 		//C can be tricky as there are two Cs...
  35. 		if(($sorted['C'] / 2) < $possible){
  36. 			$possible = $sorted['C'] / 2; 
  37. 		}
  38.  
  39. 		//checking for K...
  40. 		if($sorted['K'] < $possible){
  41. 			$possible = $sorted['K']; 
  42. 		}
  43.  
  44. 		//checking for E...
  45. 		if($sorted['E'] < $possible){
  46. 			$possible = $sorted['E']; 
  47. 		}
  48.  
  49. 		//checking for R...
  50. 		if($sorted['R'] < $possible){
  51. 			$possible = $sorted['R']; 
  52. 		}
  53.  
  54. 		//checking for U...
  55. 		if($sorted['U'] < $possible){
  56. 			$possible = $sorted['U']; 
  57. 		}
  58.  
  59. 		//checking for P...
  60. 		if($sorted['P'] < $possible){
  61. 			$possible = $sorted['P']; 
  62. 		}
  63. 		fwrite($op, sprintf("Case #%d: %d\n", $cc, $possible));
  64. 	}else{
  65. 		fwrite($op, sprintf("Case #%d: %d\n", $cc, $possible));
  66. 	}	
  67. 	$c++;		//incrementing the while loop
  68. }
  69. ?>
Success #stdin #stdout 0.02s 13112KB
comments (?)
stdin 
5
WELCOME TO FACEBOOK HACKERCUP
CUP WITH LABEL HACKERCUP BELONGS TO HACKER
QUICK CUTE BROWN FOX JUMPS OVER THE LAZY DOG
MOVE FAST BE BOLD
HACK THE HACKERCUP
stdout 
Case #1: 1
Case #2: 2
Case #3: 1
Case #4: 0
Case #5: 1
https://ideone.com/occdb
language:
PHP (php 7.3.5)
created:
13 years ago
visibility:
public

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