/* Pattern problem
   A
   A B
   A B C
   A B C D
   A B C D E
*/

#include  <stdio.h>
#include  <conio.h>

void main()
{
    int  i, j, n ;
    clrscr() ;
    printf("Required pattern is as follows: \n") ;
    for(i=1 ; i<=5 ; i++)
        {
            for(j=1 ; j<=i ; j++)
                printf("%c ", j+64) ;
            printf("\n") ;
        }
    getch();
}

/*
Output:

Required pattern is as follows:
A
A B
A B C
A B C D
A B C D E
*/