PATTERNHILL PROGRAMMING USING JAVA

import java.util.*;

class Patternhill

{

public static void main(String rishabh[])

{int i,j,m=-1;

int n,p;

Scanner sc=new Scanner(System.in);

System.out.println("enter a row number");

int k=sc.nextInt();

System.out.println("enter the number of hill but u will get in multiple of 2");

int l=sc.nextInt();

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

{

    int u=l-1;

int g=l-1;

m=m+2;

for(j=(k-i);j>=1;j--)

{

System.out.print(" ");

}

for(n=m;n>=1;n--)

{

System.out.print("*");

}

while(u>=1){

for (j=(2*(k-i));j>=1;j--)

{

System.out.print(" ");

}

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

{

System.out.print("*");

}

u--;}

while(g>=1){for (j=(2*(k-i));j>=1;j--)

{

System.out.print(" ");

}g--;}

System.out.println("");

}

}

}