Question

Write a program in java to print the following pattern: 123454321
1234 4321
123 321
12 21
1 1
12 21
123 321
1234 4321
123454321​

Answer 1

Answer:

class abc

{

public static void main(String args[ ])

{

int i, j, k, p,d;

int p=5;d=1;

System.out.println("The pattern of Triangle");

for (i=1;i<=5;i++)

{

for(j=1;j<=p;j++)

System.out.print(j);

for(k=1;k<=1;k++)

System.out.print(" ");

for(k=p;k>=1;k--)

System.out.print(k);

System.out.println();

p=p-1;d=d+2;

}

}