C Program to print the pattern X X Y X Y Z ........................................................................................ #include<stdio.h> #include<conio.h> void main () { int i , j ; for ( i= 88 ; i< 91 ;i ++) { for ( j = 88 ;j <= i ; j ++) { printf ( "%c" , j ); } printf ( "\n" ); } getch (); } ........................................................................................ OUTPUT