5 Star Pyramid Patterns Program In Java With Solutions Available

5 Star Pyramid Patterns Program In Java With Solutions

1. Write a Program TO Print Below Structure?

*
***
*****
*******
*********

Ans:

package com.softwaretestingo.java.basics;
public class Star_Pyramid_Program 
{
   public static void main(String[] args) 
   {
      int i,j,k;
      for(i=1; i<=5; i++)
      {
         for(j=4; j>=i; j--)
         {
            System.out.print(" ");
         }
         for(k=1; k<=(2*i-1); k++)
         {
            System.out.print("*");
         }
         System.out.println("");
      }
   }
}

Output:

Check Also:Common Number Pattern Programs

2.  Write a Program TO Print Below Structure?

*********
*******
*****
***
*

Ans:

package com.softwaretestingo.java.basics;
public class Star_Pyramid_Program 
{
   public static void main(String[] args) 
   {
      int i, j, k;
      for(i=5;i>=1;i--)
      {
         for(j=5;j>i;j--)
         {
            System.out.print(" ");
         }
         for(k=1;k<(i*2);k++)
         {
            System.out.print("*");
         }
         System.out.println();
      }
   }
}

Output:

Check Also: Core Java Interview Questions

3.  Write a Program TO Print Below Structure?

*
**
***
****
*****

Ans:

package com.softwaretestingo.java.basics;
public class Star_Pyramid_Program 
{
   public static void main(String[] args) 
   {
      int i,j;
      for(i=1; i<=6; i++)
      {
         for(j=1; j<i; j++)
         {
            System.out.print("*");
         }
         System.out.println();
      }
   }
}

Output:

Check Also: Aspire Systems Java Selenium

4.  Write a Program TO Print Below Structure?

*****
****
***
**
*

Ans:

package com.softwaretestingo.java.basics;
public class Star_Pyramid_Program 
{
   public static void main(String[] args) 
   {
      int i, j; 
      for(i=5;i>=1;i--) 
      {
         for(j=1;j<=i;j++) 
         {
            System.out.print("*"); 
         }
         System.out.println(); 
      }
   }
}

Output:

Check Also: Arraylist vs Vector

5.  Write a Program TO Print Below Structure?

*
***
*****
*******
*********
*******
*****
***
*

Ans:

package com.softwaretestingo.java.basics;
public class Star_Pyramid_Program 
{
   public static void main(String[] args) 
   {
      int i, j, k; 
      for(i=1;i<=5;i++) 
      {
         for(j=i;j<5;j++) 
         {
            System.out.print(" "); 
         }
         for(k=1;k<(i*2);k++) 
         {
            System.out.print("*");
         }
         System.out.println();
      }
      for(i=4;i>=1;i--) 
      {
         for(j=5;j>i;j--) 
         {
            System.out.print(" "); 
         }
         for(k=1;k<(i*2);k++) 
         {
            System.out.print("*"); 
         }
         System.out.println(); 
      }
   }
}

Output: