Hollow letter pyramid

R7-14 Hollow letter pyramid (10 branch )

Enter a capital letter , Output a hollow letter pyramid .

Input format :

One capital letter .

Output format :

A hollow pyramid of capital English letters , Among them the first 1 Layer of “A” In the 1 OK, No 40 Column , List from 1 Start counting .

sample input :

E

sample output :

                                       A
                                      B B
                                     C   C
                                    D     D
                                   EEEEEEEEE

package java_ test ;

import java.util.*;

public class Main {

	public static void main (String[] args) {
        Scanner cin = new Scanner(System.in);
        char c = cin.next().charAt(0);
//         System.out.println(c);
        int x = c -'A' + 1;
//         System.out.println(x);
//                                        A
//                                       B B
//                                      C   C
//                                     D     D
//                                    EEEEEEEEE
        int cnt = 40;
        char ch = 'A';
        int num = 0;
//         System.out.println(ch);
        int m = x;
        x = x * 2 + 1;
        for (int  i = x / 2 + 1; i >=3 ; i--) {
            for (int j = 1; j < cnt; j ++) System.out.print(" ");
            for (int j = 1; j <= x; j ++) {
                if (i == j || j == x + 1 -i) 
                    System.out.print(ch);
                else if(j > i && j <= x + 1 - i){
                    System.out.print(" ");
                }
            }
            ch++;
            cnt--;
            System.out.println();
        }
        cnt-=2;
        for (int i = 0; i <= cnt; i++) System.out.print(" ");
        for (int i = 0; i <= 2 * m - 2; i++) System.out.print(ch);
    }
}