(int row, int col)
| 31 | |
| 32 | // calculate index for row col |
| 33 | private int getSite(int row, int col) { |
| 34 | if (row == 0) return 0; |
| 35 | if (row == gridSize + 1) col = 1; |
| 36 | return (row - 1) * gridSize + col; |
| 37 | } |
| 38 | |
| 39 | private void validate(int p, String desc) { |
| 40 | if (p < 1 || p > gridSize) |