// array of arrays: row major vs col major

public class aoa4_blanks {
    public static void main(String[] args) {
	
	//-----------------------//
	// Row major:            //
	// A = [row 0] = [1 2 3] //
	//     [row 1]   [4 5 6] //
	//-----------------------//


	
	//-----------------------//
	// Col major:            //
	// A = [col0 col1 col2]  //
	//   =   [1]  [2]  [3]   //
	//       [4]  [5]  [6]   //
	//-----------------------//


	
    } // method main

    // print row major:    
    public static void print_rm(String s, int[][] x) {
	System.out.println(s);

	for (int i=0; _________________ ; i++) {

	    for (int j=0; ___________________ ; j++) 

		System.out.print(________ + " ");

	    System.out.println();
	}
    } // method print_rm

    // print col major:    
    public static void print_cm(String s, int[][] x) {
	System.out.println(s);
	
	for (int j=0; ___________________ ; j++) {      // loop over each row j

	    for (int i=0; ________________  ; i++)      // loop over each col i

		System.out.print(________ + " "); // print elem at col i, row j

	    System.out.println();
	}
    } // method print_cm
} // class aoa4_blanks
	
/* output
Row Major
1 2 3 
4 5 6 
Col Major
1 2 3 
4 5 6 
*/