S6 - zad.12

#include <iostream>
#include <new>
#include <iomanip>

int **tablica_mnozenja(int n)
{
    if(n <= 0) throw "Broj elemenata mora biti pozitivan!\n";
    int **mat(new int*[n]);
    try {
        mat[0] = new int[n * n];
        for(int i = 1; i < n; i++)
            mat[i]=mat[i-1]+n;
        for(int i = 0; i < n; i++)
        for(int j = 0; j < n; j++)
           mat[i][j] = (i + 1) * (j + 1);
        }
    catch(...) {
        delete[] mat;
        throw "Alokacija nije uspjela!\n";
        }
    return mat;
}


int main()
{
    int n;
    std::cin >> n;
    try {
        int **mat(tablica_mnozenja(n));
        for(int i = 0; i < n; i++)
        {
            for(int j = 0; j < n; j++)
               std::cout << std::setw(3) << mat[i][j];
            std::cout<<std::endl;
        }
    delete[] mat[0]; delete[] mat;
        }

    catch(const char poruka[]) {
        std::cout << poruka;
        }

return 0;
}