Glyph of print matrix __matrix

Glyph Print Matrix public class zhiprintmatrix{//Glyph print matrix public static void Printmatrixzigzag (Int[][]matrix) {
    	Defines two moving directions int tr=0;
    	int tc=0;
    	int dr=0;
    	int dc=0;
    	int endr=matrix.length-1;
    	int endc=matrix[0].length-1;
        Boolean isup=false;
          while (tr!=endr+1) {Printitalicmatrix (matrix,tr,tc,dr,dc,isup);
          TR=TC==ENDC?TR+1:TR;
          tc=tc==endc?tc:tc+1;
          DC=DR==ENDR?DC+1:DC;
          dr=dr==endr?dr:dr+1;
        Isup=!isup;

    } System.out.println (); The data public static void Printitalicmatrix (Int[][]m,int tr,int tc,int dr,int Dc,boolean b) {if (b) is printed on a line diagonally
            ) {while (tr!=dr+1) {System.out.print (m[tr++][tc--]+ "");
            }}else{while (dr!=tr-1) {System.out.print (m[dr--][dc++]+ ""); }} public static void Main (String[]args) {//system.out.println ("Hello world!");
		int[][]matrix={{1,2,3,4}, {5,6,7,8}, {9,10,11,12}};
	Printmatrixzigzag (matrix); }
}