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  1. #include <cstdio>
  2. using namespace std;
  3.  
  4. class Matrix
  5. {
  6. public:
  7.     Matrix(size_t w, size_t h): w(w), h(h)
  8.     {
  9.         tab=new int*[w];
  10.         for(size_t i=0;i<w;++i)
  11.             tab[i]=new int[h];
  12.     }
  13.  
  14.     // konstruktor kopiujacy
  15.     // operator przypisania
  16.     // destruktor
  17.  
  18.     void display()
  19.     {
  20.         for(size_t i=0;i<w;++i)
  21.         {
  22.             for(size_t j=0;j<h;++j)
  23.                 printf("%x ", tab[i][j]);
  24.             printf("\n");
  25.         }
  26.     }
  27.  
  28. private:
  29.     int** tab;
  30.     size_t w;
  31.     size_t h;
  32. };
  33.  
  34. int main()
  35. {
  36.     Matrix a(5, 5);
  37.     a.display();
  38.     return 0;
  39. }
Success #stdin #stdout 0s 3028KB
comments (?)
stdin
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Standard input is empty
stdout
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0 0 0 0 0 
0 0 0 0 0 
0 0 0 0 0 
0 0 0 0 0 
0 0 0 0 0
https://ideone.com/0fJPc2
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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