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Program to print binary right angle triangle

  • Difficulty Level : Basic
  • Last Updated : 26 Apr, 2021

Binary right angle triangle consists of only 0’s and 1’s in alternate positions. 
Examples : 
 

Input : 4
Output :
         0    
         1    0    
         0    1    0    
         1    0    1    0

Input : 3
Output : 
         0    
         1    0    
         0    1    0    

 

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C++




// C program to print binary right angle
// triangle.
#include <stdio.h>
 
// function to print binary right angle
// triangle
void binaryRightAngleTriangle(int n) {
  
    // declare row and column
    int row, col;
     
    for (row = 0; row < n; row++)
    {
        for (col = 0;col <= row; col++)
        {
            if (((row + col) % 2) == 0)
                printf("0");
            else
                printf("1");
            printf("\t");
        }
        printf("\n");
    }  
}
 
// driver code
int main(void)
{  
    // no. of rows to be printed
    int n = 4;
    binaryRightAngleTriangle(n);
    return 0;
}

Java




// Java program to print binary
// right angle triangle
class GFG
{
     
    // function to print binary right
    // angle triangle
    static void binaryRightAngleTriangle(int n)
    {
     
        // declare row and column
        int row, col;
         
        for (row = 0; row < n; row++)
        {
            for (col = 0; col <= row; col++)
            {
                if (((row + col) % 2) == 0)
                    System.out.print("0");
                else
                    System.out.print("1");
                     
                System.out.print("\t");
            }
             
            System.out.print("\n");
        }
    }
     
    // Driver code
    public static void main (String[] args)
    {
        // no. of rows to be printed
        int n = 4;
         
        binaryRightAngleTriangle(n);
    }
}
 
// This code is contributed
// by Anant Agarwal.

Python3




# Python 3 program to print
# binary right angle triangle.
 
# function to print binary
# right angle triangle
def binaryRightAngleTriangle(n):
 
    # declare row and column
    for row in range(0, n):
     
        for col in range(0, row + 1):
         
            if (((row + col) % 2) == 0) :
                print("0", end = "")
            else:
                print("1", end = "")
            print("\t", end = "")
         
        print("")
     
# Driver Code
# no. of rows to be printed
n = 4
binaryRightAngleTriangle(n)
 
# This code is contributed
# by Smitha

C#




// C# program to print binary 
// right angle triangle
using System;
class GFG
{
       
    // function to print binary right 
    // angle triangle
    static void binaryRightAngleTriangle(int n)
    {
       
        // declare row and column
        int row, col; 
           
        for (row = 0; row < n; row++) 
        {
            for (col = 0; col <= row; col++) 
            {
                if (((row + col) % 2) == 0) 
                    Console.Write("0");
                else
                    Console.Write("1");
                       
                    Console.Write("\t");
            }
               
                  Console.WriteLine();
        
    }
       
    // Driver code
    public static void Main ()
    {
        // no. of rows to be printed
        int n = 4;
           
        binaryRightAngleTriangle(n);
    }
}
   
// This code is contributed 
// by vt_m .

PHP




<?php
// PHP program to print binary
// right angle triangle.
 
// function to print binary
// right angle triangle
function binaryRightAngleTriangle($n)
{
    for ($row = 0; $row < $n; $row++)
    {
        for ($col = 0;$col <= $row; $col++)
        {
            if ((($row + $col) % 2) == 0)
                printf("0");
            else
                printf("1");
            printf("\t");
        }
        printf("\n");
    }
}
 
// Driver code
$n = 4;
binaryRightAngleTriangle($n);
 
// This code is contributed by mits
?>

Javascript




<script>
      // JavaScript program to print binary right angle
      // triangle.
 
      // function to print binary right angle
      // triangle
      function binaryRightAngleTriangle(n) {
        // declare row and column
        var row, col;
 
        for (row = 0; row < n; row++) {
          for (col = 0; col <= row; col++) {
            if ((row + col) % 2 == 0) document.write("0");
            else document.write("1");
            document.write(" ");
          }
          document.write("<br>");
        }
      }
 
      // driver code
      // no. of rows to be printed
      var n = 4;
      binaryRightAngleTriangle(n);
       
      // This code is contributed by rdtank.
    </script>

Output : 
 

0    
1    0    
0    1    0    
1    0    1    0        

This article is contributed by Bishal Kumar Dubey. 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 write comments if you find anything incorrect, or you want to share more information about the topic discussed above.
 




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