Print first n numbers with exactly two set bits

Here given code implementation process.

// C Program
// Print first n numbers with exactly two set bits
#include <stdio.h>

// Print the initial n numbers with only two active bits
void twoSetBits(int n)
{
	if (n <= 0)
	{
		return;
	}
	printf("\n  N : %d \n", n);
	int bit1 = 1;
	int bit2 = 0;
	int counter = 0;
	// Execute loop until count value is less than n
	while (counter < n)
	{
		while (bit2 < bit1 && counter < n)
		{
			// Display the  number which have two active bits
			printf("  %d", ((1 << bit1) | (1 << bit2)));
			bit2++;
			// Increase resultant count
			counter++;
		}
		bit1++;
		// Reset bit two
		bit2 = 0;
	}
	printf("\n");
}
int main()
{
	/*
	    First few numbers which have two active bits 
	    ---------------    
	    3   : (11)
	    5   : (101)
	    6   : (110)
	    9   : (1001)
	    10  : (1010)
	    12  : (1100)
	    17  : (10001)
	    18  : (10010)
	    20  : (10100)
	    24  : (11000)
	    33  : (100001)
	    34  : (100010)
	    36  : (100100)
	    40  : (101000)
	    48  : (110000)
	    65  : (1000001)
	    66  : (1000010)
	    68  : (1000100)
	    72  : (1001000)
	    80  : (1010000)
	*/
	// Test
	twoSetBits(10);
	return 0;
}

Output

  N : 10
  3  5  6  9  10  12  17  18  20  24
/*
  Java Program
  Print first n numbers with exactly two set bits
*/
public class Activity
{
    // Print the initial n numbers with only two active bits
    public void twoSetBits(int n)
    {
        if (n <= 0)
        {
            return;
        }
        System.out.print("\n N : " + n + " \n");
        int bit1 = 1;
        int bit2 = 0;
        int counter = 0;
        while (counter < n)
        {
            while (bit2 < bit1 && counter < n)
            {
                // Display the  number which have two active bits
                System.out.print(" " + ((1 << bit1) | (1 << bit2)) );
                bit2++;
                counter++;
            }
            bit1++;
            // Reset bit two
            bit2 = 0;
        }
        System.out.print("\n");
    }
    public static void main(String[] args)
    {
        Activity task = new Activity();

        /*
            First few numbers which have two active bits 
            ---------------    
            3   : (11)
            5   : (101)
            6   : (110)
            9   : (1001)
            10  : (1010)
            12  : (1100)
            17  : (10001)
            18  : (10010)
            20  : (10100)
            24  : (11000)
            33  : (100001)
            34  : (100010)
            36  : (100100)
            40  : (101000)
            48  : (110000)
            65  : (1000001)
            66  : (1000010)
            68  : (1000100)
            72  : (1001000)
            80  : (1010000)
        */
        task.twoSetBits(10);
    }
}

Output

 N : 10
 3 5 6 9 10 12 17 18 20 24
// Include header file
#include <iostream>

using namespace std;
/*
  C++ Program
  Print first n numbers with exactly two set bits
*/
class Activity
{
	public:
		// Print the initial n numbers with only two active bits
		void twoSetBits(int n)
		{
			if (n <= 0)
			{
				return;
			}
			cout << "\n N : " << n << " \n";
			int bit1 = 1;
			int bit2 = 0;
			int counter = 0;
			while (counter < n)
			{
				while (bit2 < bit1 && counter < n)
				{
					// Display the  number which have two active bits
					cout << " " << ((1 << bit1) | (1 << bit2));
					bit2++;
					counter++;
				}
				bit1++;
				// Reset bit two
				bit2 = 0;
			}
			cout << "\n";
		}
};
int main()
{
	Activity task = Activity();
	/*
	    First few numbers which have two active bits 
	    ---------------    
	    3   : (11)
	    5   : (101)
	    6   : (110)
	    9   : (1001)
	    10  : (1010)
	    12  : (1100)
	    17  : (10001)
	    18  : (10010)
	    20  : (10100)
	    24  : (11000)
	    33  : (100001)
	    34  : (100010)
	    36  : (100100)
	    40  : (101000)
	    48  : (110000)
	    65  : (1000001)
	    66  : (1000010)
	    68  : (1000100)
	    72  : (1001000)
	    80  : (1010000) 
	*/
	task.twoSetBits(10);
	return 0;
}

Output

 N : 10
 3 5 6 9 10 12 17 18 20 24
// Include namespace system
using System;
/*
  C# Program
  Print first n numbers with exactly two set bits
*/
public class Activity
{
	// Print the initial n numbers with only two active bits
	public void twoSetBits(int n)
	{
		if (n <= 0)
		{
			return;
		}
		Console.Write("\n N : " + n + " \n");
		int bit1 = 1;
		int bit2 = 0;
		int counter = 0;
		while (counter < n)
		{
			while (bit2 < bit1 && counter < n)
			{
				// Display the  number which have two active bits
				Console.Write(" " + ((1 << bit1) | (1 << bit2)));
				bit2++;
				counter++;
			}
			bit1++;
			// Reset bit two
			bit2 = 0;
		}
		Console.Write("\n");
	}
	public static void Main(String[] args)
	{
		Activity task = new Activity();
		/*
		    First few numbers which have two active bits 
		    ---------------    
		    3   : (11)
		    5   : (101)
		    6   : (110)
		    9   : (1001)
		    10  : (1010)
		    12  : (1100)
		    17  : (10001)
		    18  : (10010)
		    20  : (10100)
		    24  : (11000)
		    33  : (100001)
		    34  : (100010)
		    36  : (100100)
		    40  : (101000)
		    48  : (110000)
		    65  : (1000001)
		    66  : (1000010)
		    68  : (1000100)
		    72  : (1001000)
		    80  : (1010000) 
		*/
		task.twoSetBits(10);
	}
}

Output

 N : 10
 3 5 6 9 10 12 17 18 20 24
<?php
/*
  Php Program
  Print first n numbers with exactly two set bits
*/
class Activity
{
	// Print the initial n numbers with only two active bits
	public	function twoSetBits($n)
	{
		if ($n <= 0)
		{
			return;
		}
		echo "\n N : ". $n ." \n";
		$bit1 = 1;
		$bit2 = 0;
		$counter = 0;
		while ($counter < $n)
		{
			while ($bit2 < $bit1 && $counter < $n)
			{
				// Display the  number which have two active bits
				echo " ". ((1 << $bit1) | (1 << $bit2));
				$bit2++;
				$counter++;
			}
			$bit1++;
			// Reset bit two
			$bit2 = 0;
		}
		echo "\n";
	}
}

function main()
{
	$task = new Activity();
	/*
	    First few numbers which have two active bits 
	    ---------------    
	    3   : (11)
	    5   : (101)
	    6   : (110)
	    9   : (1001)
	    10  : (1010)
	    12  : (1100)
	    17  : (10001)
	    18  : (10010)
	    20  : (10100)
	    24  : (11000)
	    33  : (100001)
	    34  : (100010)
	    36  : (100100)
	    40  : (101000)
	    48  : (110000)
	    65  : (1000001)
	    66  : (1000010)
	    68  : (1000100)
	    72  : (1001000)
	    80  : (1010000) 
	*/
	$task->twoSetBits(10);
}
main();

Output

 N : 10
 3 5 6 9 10 12 17 18 20 24
/*
  Node Js Program
  Print first n numbers with exactly two set bits
*/
class Activity
{
	// Print the initial n numbers with only two active bits
	twoSetBits(n)
	{
		if (n <= 0)
		{
			return;
		}
		process.stdout.write("\n N : " + n + " \n");
		var bit1 = 1;
		var bit2 = 0;
		var counter = 0;
		while (counter < n)
		{
			while (bit2 < bit1 && counter < n)
			{
				// Display the  number which have two active bits
				process.stdout.write(" " + ((1 << bit1) | (1 << bit2)));
				bit2++;
				counter++;
			}
			bit1++;
			// Reset bit two
			bit2 = 0;
		}
		process.stdout.write("\n");
	}
}

function main()
{
	var task = new Activity();
	/*
	    First few numbers which have two active bits 
	    ---------------    
	    3   : (11)
	    5   : (101)
	    6   : (110)
	    9   : (1001)
	    10  : (1010)
	    12  : (1100)
	    17  : (10001)
	    18  : (10010)
	    20  : (10100)
	    24  : (11000)
	    33  : (100001)
	    34  : (100010)
	    36  : (100100)
	    40  : (101000)
	    48  : (110000)
	    65  : (1000001)
	    66  : (1000010)
	    68  : (1000100)
	    72  : (1001000)
	    80  : (1010000) 
	*/
	task.twoSetBits(10);
}
main();

Output

 N : 10
 3 5 6 9 10 12 17 18 20 24
#   Python 3 Program
#   Print first n numbers with exactly two set bits

class Activity :
	#  Print the initial n numbers with only two active bits
	def twoSetBits(self, n) :
		if (n <= 0) :
			return
		
		print("\n  N : ", n ," ")
		bit1 = 1
		bit2 = 0
		counter = 0
		while (counter < n) :
			while (bit2 < bit1 and counter < n) :
				#  Display the  number which have two active bits
				print(" ", ((1 << bit1) | (1 << bit2)), end = "")
				bit2 += 1
				counter += 1
			
			bit1 += 1
			#  Reset bit two
			bit2 = 0
		
		print(end = "\n")
	

def main() :
	task = Activity()
	# 
	#     First few numbers which have two active bits 
	#     ---------------    
	#     3   : (11)
	#     5   : (101)
	#     6   : (110)
	#     9   : (1001)
	#     10  : (1010)
	#     12  : (1100)
	#     17  : (10001)
	#     18  : (10010)
	#     20  : (10100)
	#     24  : (11000)
	#     33  : (100001)
	#     34  : (100010)
	#     36  : (100100)
	#     40  : (101000)
	#     48  : (110000)
	#     65  : (1000001)
	#     66  : (1000010)
	#     68  : (1000100)
	#     72  : (1001000)
	#     80  : (1010000) 
	
	task.twoSetBits(10)

if __name__ == "__main__": main()

Output

  N :  10
  3  5  6  9  10  12  17  18  20  24
#   Ruby Program
#   Print first n numbers with exactly two set bits

class Activity 
	#  Print the initial n numbers with only two active bits
	def twoSetBits(n) 
		if (n <= 0) 
			return
		end

		print("\n N : ", n ," \n")
		bit1 = 1
		bit2 = 0
		counter = 0
		while (counter < n) 
			while (bit2 < bit1 && counter < n) 
				#  Display the  number which have two active bits
				print(" ", ((1 << bit1) | (1 << bit2)))
				bit2 += 1
				counter += 1
			end

			bit1 += 1
			#  Reset bit two
			bit2 = 0
		end

		print("\n")
	end

end

def main() 
	task = Activity.new()
	# 
	#     First few numbers which have two active bits 
	#     ---------------    
	#     3   : (11)
	#     5   : (101)
	#     6   : (110)
	#     9   : (1001)
	#     10  : (1010)
	#     12  : (1100)
	#     17  : (10001)
	#     18  : (10010)
	#     20  : (10100)
	#     24  : (11000)
	#     33  : (100001)
	#     34  : (100010)
	#     36  : (100100)
	#     40  : (101000)
	#     48  : (110000)
	#     65  : (1000001)
	#     66  : (1000010)
	#     68  : (1000100)
	#     72  : (1001000)
	#     80  : (1010000) 
	
	task.twoSetBits(10)
end

main()

Output

 N : 10 
 3 5 6 9 10 12 17 18 20 24

/*
  Scala Program
  Print first n numbers with exactly two set bits
*/
class Activity
{
	// Print the initial n numbers with only two active bits
	def twoSetBits(n: Int): Unit = {
		if (n <= 0)
		{
			return;
		}
		print("\n N : " + n + " \n");
		var bit1: Int = 1;
		var bit2: Int = 0;
		var counter: Int = 0;
		while (counter < n)
		{
			while (bit2 < bit1 && counter < n)
			{
				// Display the  number which have two active bits
				print(" " + ((1 << bit1) | (1 << bit2)));
				bit2 += 1;
				counter += 1;
			}
			bit1 += 1;
			// Reset bit two
			bit2 = 0;
		}
		print("\n");
	}
}
object Main
{
	def main(args: Array[String]): Unit = {
		var task: Activity = new Activity();
		/*
		    First few numbers which have two active bits 
		    ---------------    
		    3   : (11)
		    5   : (101)
		    6   : (110)
		    9   : (1001)
		    10  : (1010)
		    12  : (1100)
		    17  : (10001)
		    18  : (10010)
		    20  : (10100)
		    24  : (11000)
		    33  : (100001)
		    34  : (100010)
		    36  : (100100)
		    40  : (101000)
		    48  : (110000)
		    65  : (1000001)
		    66  : (1000010)
		    68  : (1000100)
		    72  : (1001000)
		    80  : (1010000) 
		*/
		task.twoSetBits(10);
	}
}

Output

 N : 10
 3 5 6 9 10 12 17 18 20 24
/*
  Swift 4 Program
  Print first n numbers with exactly two set bits
*/
class Activity
{
	// Print the initial n numbers with only two active bits
	func twoSetBits(_ n: Int)
	{
		if (n <= 0)
		{
			return;
		}
		print("\n N : ", n ," ");
		var bit1: Int = 1;
		var bit2: Int = 0;
		var counter: Int = 0;
		while (counter < n)
		{
			while (bit2 < bit1 && counter < n)
			{
				// Display the  number which have two active bits
				print(" ", ((1 << bit1) | (1 << bit2)), terminator: "");
				bit2 += 1;
				counter += 1;
			}
			bit1 += 1;
			// Reset bit two
			bit2 = 0;
		}
		print(terminator: "\n");
	}
}
func main()
{
	let task: Activity = Activity();
	/*
	    First few numbers which have two active bits 
	    ---------------    
	    3   : (11)
	    5   : (101)
	    6   : (110)
	    9   : (1001)
	    10  : (1010)
	    12  : (1100)
	    17  : (10001)
	    18  : (10010)
	    20  : (10100)
	    24  : (11000)
	    33  : (100001)
	    34  : (100010)
	    36  : (100100)
	    40  : (101000)
	    48  : (110000)
	    65  : (1000001)
	    66  : (1000010)
	    68  : (1000100)
	    72  : (1001000)
	    80  : (1010000) 
	*/
	task.twoSetBits(10);
}
main();

Output

 N :  10
  3  5  6  9  10  12  17  18  20  24
/*
  Kotlin Program
  Print first n numbers with exactly two set bits
*/
class Activity
{
	// Print the initial n numbers with only two active bits
	fun twoSetBits(n: Int): Unit
	{
		if (n <= 0)
		{
			return;
		}
		print("\n N : " + n + " \n");
		var bit1: Int = 1;
		var bit2: Int = 0;
		var counter: Int = 0;
		while (counter < n)
		{
			while (bit2 < bit1 && counter < n)
			{
				// Display the  number which have two active bits
				print(" " + ((1 shl bit1) or (1 shl bit2)));
				bit2 += 1;
				counter += 1;
			}
			bit1 += 1;
			// Reset bit two
			bit2 = 0;
		}
		print("\n");
	}
}
fun main(args: Array < String > ): Unit
{
	var task: Activity = Activity();
	/*
	    First few numbers which have two active bits 
	    ---------------    
	    3   : (11)
	    5   : (101)
	    6   : (110)
	    9   : (1001)
	    10  : (1010)
	    12  : (1100)
	    17  : (10001)
	    18  : (10010)
	    20  : (10100)
	    24  : (11000)
	    33  : (100001)
	    34  : (100010)
	    36  : (100100)
	    40  : (101000)
	    48  : (110000)
	    65  : (1000001)
	    66  : (1000010)
	    68  : (1000100)
	    72  : (1001000)
	    80  : (1010000) 
	*/
	task.twoSetBits(10);
}

Output

 N : 10
 3 5 6 9 10 12 17 18 20 24



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