#include <iostream>
using namespace std;
int main(void) {
int n;
cout << "δωσε ν:";
cin >> n;
int **a=new int *[n];
for (int i=0;i<n;i++){ 
a[i]=new int [n];
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;
}