()
| 7 | static HashSet<Integer>comp_set = new HashSet<Integer>(); |
| 8 | |
| 9 | static int generate_rd(){ |
| 10 | int min=1; |
| 11 | int max=9; |
| 12 | int range= max-min+1; |
| 13 | int res=(int) (Math.random()*range)+min; |
| 14 | return res; |
| 15 | } |
| 16 | |
| 17 | static void print_board(char[][] arr){ |
| 18 | for(int r =0;r<arr.length;r++){ |