#include <iostream>

using namespace std;
char **createBoard(int n, int m);
void deleteBoard(char **p, int n); // Eyðum kvika fylkinu á móti new skipunum
void printBoard(int n, int m, char** p);

int main()
{
    int rows, columns;
    cin >> rows >> columns;

    char **board  = createBoard(rows, columns);

    printBoard(rows, columns, board);


    deleteBoard(board, rows);
    return 0;

}
void printBoard(int n, int m, char** p)
{
    for (int i = 0; i < n; i++)
    {
        for (int j = 0; j < m; j++)
        {
            cout << p[i][j];
        }
        cout << endl;
    }
}

char **createBoard(int n, int m)
{
    char **p = new char*[n];
    for (int i = 0; i < n; i++)
    {
        p[i] = new char[m];
    }
    return p;
}

void deleteBoard(char **p, int n) // Eyðum kvika fylkinu á móti new skipunum
{
    for (int i = 0; i < n; i++)
    {
        delete [] p[i];
    }
    delete [] p;
}