Write a program using nested loops to produce the following design:

A

A B

A B C

A B C D

A B C D E

#include<iostream.h>

#include<conio.h>

void main()

{

char ch='A';

int n;

cout<< "\n Enter the height of the triangle :";

cin>> n;

for(int i=1; i< = n ; i++)

{

ch = 'A';

for(int j = 1; j< = i; j++)

{

cout<< ch<< " ";

ch++;

}

cout<< "\n";

}

getch();

}