How can i print a triangle with “*”s using for loop in java?

Question

I want to draw a triangle with stars like below using for loop, but i really don\'t have any idea of how to do this ? Triangle is going to be like this:

*
**
**         


        

Answer 1

This can give you solution of your question.

class Seven 
{
public static void main(String arg[])
{
for(int i=0;i<=8;i++)
{
for(int j=8;j>=i;j--)
{
System.out.print(" ");
}
for(int k=1;k<=(2*i+1);k++)
{
System.out.print("*");
}
System.out.println("\n");
}
}
}