Program Print Alphabet Triangle

/*
Write a C++ Program to display the following
alphabet triangle output by nested for loop.
  A
  AB
  ABC
  ABCD
  ABCDE

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*/

C++ Program to output a right angle triangle of English alphabets Easyway C++

#include<conio.h>

void main()
{

  clrscr();

  char counter1, counter2;

  cout<<"\n\n ----------- Results ------------\n";

  for ( counter1 =65; counter1<=69; counter1++)

     {
        for(counter2=65; counter2<=counter1; counter2++)
        cout<<counter2;

        cout<<endl;
     }

  getch();

}