package com.software.first;
import java.util.Arrays;
import java.util.Scanner;
public class Test {
public static void main(String[] args) {
System.out.print("输入行数：");
Scanner scan = new Scanner(System.in);
int line = scan.nextInt();
char[][] a = new char[line][2 * line - 1];
for (int i = 0; i < a.length; i++) {
for (int j = 0; j < line + i; j++) {
if (j > line - 2 - i)
a[i][j] = (char) (i + j - line + 1 + 'A');
}
}
System.out.println("显示数组a：");
for (char[] row : a) {
for (char item : row) {
System.out.print(item + " ");
}
System.out.println();
}
}
}
