@Override
	public boolean isMoveValid(int srcRow, int srcCol, int destRow, int destCol) {
		// TODO Auto-generated method stub
		boolean result = false;
				if(
						((destRow == (srcRow - (srcRow - destRow))) && (destCol == srcCol))	|| //up
						((destRow == (srcRow + (srcRow - destRow)))	&& (destCol == srcCol)) ||	// down 
						((destCol == (srcCol + (destCol - srcCol))) && (destRow == srcRow)) || //right
						((destCol == (srcCol - (destCol - srcCol))) && (destRow == srcRow))	
				  ){result = true;}
				else{
					result = false;
				}
					
		
		return result;
	}