C Simple Loop Program example to print characters

Simple Loop Problem to Print A B D H P

Problem Statement:

Write a program using for loop which prints the following output. (You have to find a pattern to print alphabetics in this order)

A B D H P

Solution:

static void Main(string[] args)
 {
 int i,j,ch=0,n;
 Console.Write("A ");
 for (i = 1; i <= 4; i++)
 {
 n = 1;
 for (j = 1; j <= i; j++)
 {
 n = n * 2;
 ch = 64 + n;
 }
 Console.Write((char)ch + " ");
 }
 
 Console.ReadLine();
 }