Domino Game dengan java

membuat game domino(bukan efek domino ya) sederhana dengan java netbeans.
Berikut source code nya:

/*
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 * and open the template in the editor.
 */
package domino;

import java.util.ArrayList;
import java.util.Random;

/**
 *
 * @author Aditia
 */
public class Domino {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        // TODO code application logic here
ArrayList<int []> tiles = new ArrayList<int []>();
Random gen = new Random();

for(int i=0;i<7;i++){
for(int j=0;j<7;j++){
tiles.add(new int[]{i,j});
System.out.print("("+ i + ", " + j + ")");
}
System.out.println();
}

int [][] player1_tiles = new int[7][49];
int [][] player2_tiles = new int[7][49];
int [] tile1 = null;
int [] tile2 = null;

for(int i=0;i<player1_tiles.length;i++){

tile1 = tiles.get(gen.nextInt(tiles.size()));
tile2 = tiles.get(gen.nextInt(tiles.size()));
tiles.remove(tile1);
tiles.remove(tile2);

player1_tiles[i] = tile1;
player2_tiles[i] = tile2;
}
System.out.println("\n=====================================");
System.out.println("\nTile\tPemain 1\tPemain 2");
for(int i=0;i<player1_tiles.length;i++){
System.out.print((i+1) +": \t ");
for(int j=0;j<player1_tiles[i].length;j++){
System.out.print(player1_tiles[i][j] + " ");
}
System.out.print("\t\t");

for(int j=0;j<player2_tiles[i].length;j++){
System.out.print(player2_tiles[i][j] + " ");
}

System.out.println();
}
System.out.println();
if(tile1[0]>tile2[1] && tile1[1]>tile2[1]){
System.out.println("Hasilnya : Pemain 1 Duluan");
}else{
System.out.println("Hasilnya : Pemain 2 Duluan");

}
    }
}
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Screenshot waktu di running: