#include <iostream>
using namespace std;

int main(void) {
        int n;
        cout << "Δώσε n:";
        cin >> n;
        int **

               a[i]=new int[n];
        for (int i=0;i<n;i++)
                 for (int j=0;j<n;j++){
                          cout << "a["<<i<<"]["<<j<<"]=";
                          cin >> a[i][j];
                 }
       }
       for (int i=0;i<n;i++) {
                for (int j=0;j<n;j++){
                         cout << a[i][j] << "\t";
                }
                cout << "\n";
       }
       return 0;
}