Question

Write the program to display the following pattern:

1
1     0
1     0     1
1     0     1     0
1     0     1     0     1

Answer 1

public class Q9d
{ public static void main(String ar[])
{System.out.printIn("\n-----------------");
int i, j;
for (i = 1; i <= 5; i++)
{System.out.printIn();
for (j = 1; j <= i; j++)
{ if (j % 2 != 0)
System.out.print("1" + " "):
else
System.out.print("0" + " ");
}}}