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- package DPM;
- import java.util.Scanner;
- public class Main {
- public static void main(String[] args){
- Scanner scan = new Scanner(System.in);
- String[] line = scan.nextLine().split(", ");
- int matSize = Integer.parseInt(line[0]);
- char pattern = line[1].charAt(0);
- int num = 1;
- int row ;
- int col ;
- int[][] matrix = new int[matSize][matSize];
- switch (pattern){
- case 'A':
- for (col = 0; col < matSize; col++) {
- for (row = 0; row < matSize; row++) {
- matrix[row][col] = num;
- num++;
- }
- }
- PrintMatrix(matrix);
- break;
- case 'B':
- for (col = 0; col < matSize; col++) {
- if (col%2==0){
- for (row = 0; row < matSize; row++) {
- matrix[row][col] = num;
- num++;
- }
- } else {
- for (row = matSize-1; row >= 0 ; row--) {
- matrix[row][col] = num;
- num++;
- }
- }
- }
- PrintMatrix(matrix);
- break;
- }
- }
- private static void PrintMatrix (int[][] matrix){
- for (int row = 0; row <matrix.length ; row++) {
- for (int col = 0; col < matrix[0].length; col++) {
- System.out.print(matrix[row][col] + " ");
- }
- System.out.println();
- }
- }
- }
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