#include <iostream>
#include <ctime>
#include <cstdlib>

#define NEW_LINE std::cout << std::endl;

class Tablica2D {
    unsigned int W;
    unsigned int K;
    double** mTablica;
public:
    Tablica2D(unsigned int k, unsigned int w) : W{ w }, K{ k }, mTablica{ new double* [w] } {
        srand(time(nullptr));
        for (auto i{ 0 }; i < W; ++i) {
            mTablica[i] = new double[K];
            for (auto j{ 0 }; j < K; ++j) {
                mTablica[i][j] = 1.0 * rand() / RAND_MAX;
            }
        }
    }
    void print() const {
        for (auto i{ 0 }; i < W; ++i) {
            for (auto j{ 0 }; j < K; ++j) {
                std::cout << mTablica[i][j] << '\t';
            }
            NEW_LINE;
        }
    }
    ~Tablica2D() {
        for (auto i{ 0 }; i < W; ++i) {
            delete[] mTablica[i];
        }
        delete[] mTablica;
    }
};

int main() {
    Tablica2D tablica{ 3, 8 };
    tablica.print();
    return 0;
}