public static void mapping()
	//all the mapping() does is look at the random number generated thats stored in x
	//then assigns the proper row letter to z. Then adds 1 to the integer stored in y 
	//and prints out to console
	{
		if(x==0){
			z = "A";
			System.out.print(z);
			System.out.print(y+1);}
		if(x==1){
			z="B";
			System.out.print(z);
			System.out.print(y+1);}
		if(x==2){
			z="C";
			System.out.print(z);
			System.out.print(y+1);}
		if(x==3){
			z="D";
			System.out.print(z);
			System.out.print(y+1);}
		if(x==4){
			z="E";
			System.out.print(z);
			System.out.print(y+1);}
		if(x==5){
			z="F";
			System.out.print(z);
			System.out.print(y+1);}
		if(x==6){
			z="G";
			System.out.print(z);
			System.out.print(y+1);}
		if(x==7){
			z="H";
			System.out.print(z);
			System.out.print(y+1);}
	}