public void printRV(){
		String kr = "";
		for (int i=0; i<tPlateau.length ; i++){
			switch (tPlateau[i]) {
				case -1 :	kr = "";  break;
				case 0 :	kr = "O"; break;
				case 1 :	kr = "R"; break;
				case 2 :	kr = "V"; break;
				case 3 :	kr = "N"; break;
			}
			if (i%9==0) System.out.println();
			System.out.print(kr+"\t");
		}
	}