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  1. #include <vector>
  2.  
  3. #include <iostream>
  4.  
  5. #include <algorithm>
  6.  
  7. #include <functional>
  8.  
  9. using namespace std;
  10.  
  11. class Pocket
  12. {
  13.  
  14.   int value;
  15.  
  16. public:
  17.  
  18.     Pocket (int value):value (value)
  19.    {
  20.    }
  21.  
  22.   int getValue () const
  23.   {
  24.     return value;
  25.   }
  26.  
  27.   operator  int () const
  28.   {
  29.     return value;
  30.   }
  31.  
  32.   bool operator < (const Pocket & _Right) const
  33.   {
  34.     return value < _Right.value;
  35.   }
  36.  
  37. };
  38.  
  39. ostream & operator << (ostream & stream, const Pocket & pocket)
  40. {
  41.  
  42.   stream << pocket.getValue ();
  43.  
  44.   return stream;
  45.  
  46. }
  47. void 
  48. printer (Pocket i)
  49. {                // LINE I
  50.  
  51.   cout << i << ", ";
  52.  
  53. }
  54.  
  55. int
  56. main ()
  57. {
  58.  
  59.   Pocket mynumbers1[] = { 8, 9, 7, 6, 4, 1 };
  60.  
  61.   Pocket mynumbers2[] = { 8, 9, 1, 2, 2, 1 };
  62.  
  63.   vector < Pocket > v1 (mynumbers1, mynumbers1 + 6);
  64.  
  65.   vector < Pocket > v2 (mynumbers2, mynumbers2 + 6);
  66.  
  67.   vector < Pocket > v3 (6, 0);
  68.  
  69.   transform (v1.begin (), v1.end (), v2.begin (), v3.begin (), minus < Pocket > ());     //LINE II
  70.  
  71.   for_each (v1.rbegin (), v1.rend (), printer);
  72.  
  73.   return 0;
  74.  
  75. }
  76.  
Success #stdin #stdout 0.01s 5288KB
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Standard input is empty
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1, 4, 6, 7, 9, 8,
https://ideone.com/bjjDKp
language:
C++ (gcc 8.3)
created:
14 days ago
visibility:
public

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