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int[4] x = {worldMap.mapCells[i - 1][j].getTerrain(),worldMap.mapCells[i][j + 1].getTerrain(),worldMap.mapCells[i + 1][j].getTerrain(),worldMap.mapCells[i][j - 1].getTerrain()}for (int i = 0; i < x.length; i++){if (x[i] == x.getTerrain()){break;}else worldMap.mapCells[i][j].setTerrain();}