import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class NxN_Matrix {

    public static void main(String[] args) throws IOException {

        BufferedReader reader =
                new BufferedReader(new InputStreamReader(System.in));
        int num = Integer.parseInt(reader.readLine());

        matrixPrinter(num);
    }
    static void matrixPrinter (int num){
        for (int i = 0; i < num; i++) {
            System.out.println();
            for (int j = 0; j < num; j++) {
                System.out.print(num + " ");

            }
        }
    }
}