Program to print interesting pattern

Program to print following pattern:

********1********
*******2*2*******
******3*3*3******
*****4*4*4*4*****
****5*5*5*5*5****
***6*6*6*6*6*6***
**7*7*7*7*7*7*7**

Examples :

Input : 4

Output :
********1********
*******2*2*******
******3*3*3******
*****4*4*4*4*****

Input :5

Output :
********1********
*******2*2*******
******3*3*3******
*****4*4*4*4*****
****5*5*5*5*5****

C++

filter_none

edit
close

play_arrow

link
brightness_4
code

// CPP program to print pattern
#include<bits/stdc++.h>
using namespace std;
  
void StarPattern(int height)
{
// This loop prints number of rows
    for (int i=0; i<height; i++ )
    {
        // For every row, first '*' will be 
        // printed Height-rowNumber times.
        for (int j = height-1; j>i; j--)
        {
            cout<<"*";
        }
  
        // Print character '*' and Row number 
        // alternately boolean variable to
        // decide whether to print char or int
        bool printChar = false;
  
        for (int j = 0; j< ((i*2) +1); j++)
        {
            if ( printChar )
            {
                cout<<"*";
            }
            else
            {
               cout<< (i + 1);
            }
              
            // Each time after printing char 
            // or int reverse the boolean variable
            //  to print alternatively
                printChar = !printChar;
            }
              
            // After printing char and int, 
            // it will print '*'
            for (int j = height-1; j>i; j--)
            {
                cout<<"*";
            }
  
        cout<<endl;
        }
}
  
// driver code
int main()
{
    int height = 7;
    StarPattern(height);
  
    return 0;
      
}
  
// This code is contributed by Sahil_Bansall

chevron_right






                        filter_none









Java














                                    filter_none




                                    edit

                                    close




                                    play_arrow




                                    link

                                    brightness_4

                                    code
                                




















// Java program to print pattern 


import java.util.*; 


import java.lang.*; 


import java.io.*; 


  


  


public class GeeksforGeeks 


{  


  


  public static void StarPattern(int height) 


  { 


      


    // This loop prints number of rows 


    for (int i=0; i<height; i++ ) 


    { 


        // For every row, first '*' will be printed  


        // Height-rowNumber times. 


        for (int j = height-1; j>i; j--) 


        { 


            System.out.print("*"); 


        } 


          


        // Print character '*' and Row number alternately 


        // boolean variable to decide whether to print char or int 


        boolean printChar = false; 


          


        for (int j = 0; j< ((i*2) +1); j++) 


        { 


            if ( printChar ) 


            { 


                System.out.print("*");                  


            } 


            else


            { 


            System.out.print(i + 1); 


            } 


            // Each time after printing char or int  


            // reverse the boolean variable to print alternatively  


                printChar = !printChar; 


            } 


            // After printing char and int, it will print '*' 


            for (int j = height-1; j>i; j--) 


            { 


                System.out.print("*"); 


            } 


              


            System.out.println(); 


        } 


        } 


          


    // Driver Code 


    public static void main(String args[]) 


    { 


       int height = 7; 


       StarPattern(height); 


    } 


} 



















                        chevron_right







                        filter_none









Python3














                                    filter_none




                                    edit

                                    close




                                    play_arrow




                                    link

                                    brightness_4

                                    code
                                




















# Python program to print pattern 


  


def StarPattern(height): 


  


    # This loop prints number of rows 


    for i in range(height): 


          


        # For every row, first '*' will be  


        # printed Height-rowNumber times. 


        for j in range(height-1,i,-1): 


          


            print("*",end="") 


          


        # Print character '*' and Row number  


        # alternately boolean variable to 


        # decide whether to print char or int 


        printChar = False


   


        for j in range(((i*2) +1)): 


          


            if ( printChar ): 


              


                print("*",end="") 


              


            else: 


              


                print(i + 1,end="") 


              


               


            # Each time after printing char  


            # or int reverse the boolean variable 


            #  to print alternatively 


            printChar = not printChar 


              


               


        # After printing char and int,  


        # it will print '*' 


        for j in range(height-1,i,-1): 


          


            print("*",end="") 


          


   


        print() 


          


# Driver code 


  


height = 7


StarPattern(height) 


  


# This code is contributed 


# by Anant Agarwal. 



















                        chevron_right







                        filter_none









C#














                                    filter_none




                                    edit

                                    close




                                    play_arrow




                                    link

                                    brightness_4

                                    code
                                




















// C# program to print pattern 


using System; 


public class GeeksforGeeks { 


  


    public static void StarPattern(int height) 


    { 


  


        // This loop prints number of rows 


        for (int i = 0; i < height; i++) { 


  


            // For every row, first '*' will be  


            // printed Height-rowNumber times. 


            for (int j = height - 1; j > i; j--) { 


                Console.Write("*"); 


            } 


  


            // Print character '*' and Row number  


            // alternately boolean variable to decide 


            // whether to print char or int 


            bool printChar = false; 


  


            for (int j = 0; j < ((i * 2) + 1); j++) { 


                if (printChar) { 


                    Console.Write("*"); 


                } 


                else { 


                    Console.Write(i + 1); 


                } 


                // Each time after printing char  


                // or int reverse the boolean variable 


                // to print alternatively 


                printChar = !printChar; 


            } 


              


            // After printing char and int, it will print '*' 


            for (int j = height - 1; j > i; j--) { 


                Console.Write("*"); 


            } 


  


            Console.WriteLine(); 


        } 


    } 


  


    // Driver Code 


    public static void Main() 


    { 


        int height = 7; 


        StarPattern(height); 


    } 


} 


// This code is contributed by vt_m. 



















                        chevron_right







                        filter_none









PHP














                                    filter_none




                                    edit

                                    close




                                    play_arrow




                                    link

                                    brightness_4

                                    code
                                




















<?php 


// PHP implementation to  


// print pattern 


  


function StarPattern($height) 


{ 


    // This loop prints number  


    // of rows 


    for ($i = 0; $i < $height; $i++ ) 


    { 


        // For every row, first '*'  


        // will be printed  


        // Height-rowNumber times. 


        for ($j = $height - 1; $j > $i;  


                                  $j--) 


        { 


            echo "*"; 


        } 


  


        // Print character '*' and  


        // Row number alternately  


        // boolean variable to decide  


        // whether to print char or int 


        $printChar = false; 


  


        for ($j = 0; $j< (($i * 2) + 1);  


                                   $j++) 


        { 


            if ( $printChar ) 


            { 


                echo "*"; 


            } 


            else


            { 


            echo ($i + 1); 


            } 


              


            // Each time after printing  


            // char or int reverse the  


            // boolean variable to print  


            // alternatively 


                $printChar = !$printChar; 


            } 


              


            // After printing char and int,  


            // it will print '*' 


            for ($j = $height-1; $j > $i;  


                                    $j--) 


            { 


                echo "*"; 


            } 


  


        echo "\n"; 


        } 


} 


  


// Driver code 


$height = 7; 


StarPattern($height); 


  


// This code is contributed by mits  


?> 



















                        chevron_right







                        filter_none










Output :


********1********
*******2*2*******
******3*3*3******
*****4*4*4*4*****
****5*5*5*5*5****
***6*6*6*6*6*6***
**7*7*7*7*7*7*7**





Attention reader! Don’t stop learning now. Get hold of all the important Java and Collections concepts with the Fundamentals of Java and Java Collections Course at a student-friendly price and become industry ready.





    

        My Personal Notes
        arrow_drop_up
    

    

        
        

            
            
        

    


Recommended Posts:
smarakchopdar
Check out this Author's contributed articles.
If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.
Please Improve this article if you find anything incorrect by clicking on  the "Improve Article" button below.