A B C D E F
A B C D E
A B C D
A B C
A B
A
A
A B
A B C
A B C D
A B C D E
A B C D E F
import java.util.*;
public class MainClass
{
public static void main(String[] args)
{
Scanner sc = new Scanner(System.in);
System.out.println("How many rows you want in this pattern?");
int rows = sc.nextInt();
int alphabet = 65;
for (int i= rows-1; i>= 0; i--)
{
for (int j=0; j<=i; j++)
{
System.out.print((char) (alphabet + j)+ " ");
}
System.out.println("");
}
for (int i=0; i<= rows-1; i++)
{
for(int j=0; j <= i;j++)
{
System.out.print((char) (alphabet + j)+ " ");
}
System.out.println("");
}
}
}
Output:
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