#include <iostream>
using namespace std;
int main() {
int kolumna = 4;
int wiersz = 3;
int tab [kolumna][wiersz];
for ( int i = 0; i < kolumna; i++)
{
for (int j = 0; j < wiersz; j++)
{
tab[i][j] = j + (i*wiersz) ;
}
}
for ( int i = 0; i < kolumna; i++)
{
for (int j = 0; j < wiersz; j++)
{
cout << tab[i][j] << " ";
}
}
return 0;
}
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