PROGRAM FOR TRIANGLE USING PATTERN

The logic in this program by using the for loop, we can get the output like a triangle shape with astric symbol.

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package Pack;

 

import java.util.Scanner;
class Star
{
    public static void main(String[] args)
    {
        System.out.print("Enter value for n = ");
        Scanner x=new Scanner(System.in);
        int n=x.nextInt();
        for(int i=1;i<=n;i++)
        {
            for(int k=1;k<=n-i;k++)
            {
                System.out.print(" ");
            }
            for(int j=1;j<=i;j++)
            {
                System.out.print("*");
            }
            System.out.println("");
        }
        for(int i=n-1;i>=1;i--)
        {
            for(int k=1;k<=n-i;k++)
            {
                System.out.print(" ");
            }
            for(int j=1;j<=i;j++)
            {
                System.out.print("*");
            }
            System.out.println("");
        }
    }
}

Output :Triangle
IPpyramid1