Highest power of 2 greater than or equal to given number
Here given code implementation process.
// Highest power of 2 greater than or equal to given number
#include <stdio.h>
// Actives all bits to the left of most significant bit
int setActive(int num)
{
num = num >> 1 | num;
num = num >> 2 | num;
num = num >> 4 | num;
num = num >> 8 | num;
num = num >> 16 | num;
return num;
}
// Handles the request to find higher or equal power of 2
void highestPower(int num)
{
printf("\n Given number : %d", num);
int result = setActive(num - 1) + 1;
printf("\n Result : %d\n", result);
}
int main(int argc, char const *argv[])
{
// Test Case
highestPower(7);
highestPower(17);
highestPower(13);
highestPower(1);
highestPower(64);
return 0;
}Output
Given number : 7
Result : 8
Given number : 17
Result : 32
Given number : 13
Result : 16
Given number : 1
Result : 1
Given number : 64
Result : 64// Java program
// Highest power of 2 greater than or equal to given number
public class Power
{
// Actives all bits to the left of most significant bit
public int setActive(int num)
{
num = num >> 1 | num;
num = num >> 2 | num;
num = num >> 4 | num;
num = num >> 8 | num;
num = num >> 16 | num;
return num;
}
// Handles the request to find higher or equal power of 2
public void highestPower(int num)
{
System.out.print("\n Given number : " + num);
int result = setActive(num - 1) + 1;
System.out.print("\n Result : " + result + "\n");
}
public static void main(String[] args)
{
Power task = new Power();
// Test Case
task.highestPower(7);
task.highestPower(17);
task.highestPower(13);
task.highestPower(1);
task.highestPower(64);
}
}Output
Given number : 7
Result : 8
Given number : 17
Result : 32
Given number : 13
Result : 16
Given number : 1
Result : 1
Given number : 64
Result : 64// Include header file
#include <iostream>
using namespace std;
// C++ program
// Highest power of 2 greater than or equal to given number
class Power
{
public:
// Actives all bits to the left of most significant bit
int setActive(int num)
{
num = num >> 1 | num;
num = num >> 2 | num;
num = num >> 4 | num;
num = num >> 8 | num;
num = num >> 16 | num;
return num;
}
// Handles the request to find higher or equal power of 2
void highestPower(int num)
{
cout << "\n Given number : " << num;
int result = this->setActive(num - 1) + 1;
cout << "\n Result : " << result << "\n";
}
};
int main()
{
Power task = Power();
// Test Case
task.highestPower(7);
task.highestPower(17);
task.highestPower(13);
task.highestPower(1);
task.highestPower(64);
return 0;
}Output
Given number : 7
Result : 8
Given number : 17
Result : 32
Given number : 13
Result : 16
Given number : 1
Result : 1
Given number : 64
Result : 64// Include namespace system
using System;
// C# program
// Highest power of 2 greater than or equal to given number
public class Power
{
// Actives all bits to the left of most significant bit
public int setActive(int num)
{
num = num >> 1 | num;
num = num >> 2 | num;
num = num >> 4 | num;
num = num >> 8 | num;
num = num >> 16 | num;
return num;
}
// Handles the request to find higher or equal power of 2
public void highestPower(int num)
{
Console.Write("\n Given number : " + num);
int result = setActive(num - 1) + 1;
Console.Write("\n Result : " + result + "\n");
}
public static void Main(String[] args)
{
Power task = new Power();
// Test Case
task.highestPower(7);
task.highestPower(17);
task.highestPower(13);
task.highestPower(1);
task.highestPower(64);
}
}Output
Given number : 7
Result : 8
Given number : 17
Result : 32
Given number : 13
Result : 16
Given number : 1
Result : 1
Given number : 64
Result : 64<?php
// Php program
// Highest power of 2 greater than or equal to given number
class Power
{
// Actives all bits to the left of most significant bit
public function setActive($num)
{
$num = $num >> 1 | $num;
$num = $num >> 2 | $num;
$num = $num >> 4 | $num;
$num = $num >> 8 | $num;
$num = $num >> 16 | $num;
return $num;
}
// Handles the request to find higher or equal power of 2
public function highestPower($num)
{
echo "\n Given number : ". $num;
$result = $this->setActive($num - 1) + 1;
echo "\n Result : ". $result ."\n";
}
}
function main()
{
$task = new Power();
$task->highestPower(7);
$task->highestPower(17);
$task->highestPower(13);
$task->highestPower(1);
$task->highestPower(64);
}
main();Output
Given number : 7
Result : 8
Given number : 17
Result : 32
Given number : 13
Result : 16
Given number : 1
Result : 1
Given number : 64
Result : 64// Node Js program
// Highest power of 2 greater than or equal to given number
class Power
{
// Actives all bits to the left of most significant bit
setActive(num)
{
num = num >> 1 | num;
num = num >> 2 | num;
num = num >> 4 | num;
num = num >> 8 | num;
num = num >> 16 | num;
return num;
}
// Handles the request to find higher or equal power of 2
highestPower(num)
{
process.stdout.write("\n Given number : " + num);
var result = this.setActive(num - 1) + 1;
process.stdout.write("\n Result : " + result + "\n");
}
}
function main()
{
var task = new Power();
// Test Case
task.highestPower(7);
task.highestPower(17);
task.highestPower(13);
task.highestPower(1);
task.highestPower(64);
}
main();Output
Given number : 7
Result : 8
Given number : 17
Result : 32
Given number : 13
Result : 16
Given number : 1
Result : 1
Given number : 64
Result : 64# Python 3 program
# Highest power of 2 greater than or equal to given number
class Power :
# Actives all bits to the left of most significant bit
def setActive(self, num) :
num = num >> 1 | num
num = num >> 2 | num
num = num >> 4 | num
num = num >> 8 | num
num = num >> 16 | num
return num
# Handles the request to find higher or equal power of 2
def highestPower(self, num) :
print("\n Given number : ", num, end = "")
result = self.setActive(num - 1) + 1
print("\n Result : ", result )
def main() :
task = Power()
# Test Case
task.highestPower(7)
task.highestPower(17)
task.highestPower(13)
task.highestPower(1)
task.highestPower(64)
if __name__ == "__main__": main()Output
Given number : 7
Result : 8
Given number : 17
Result : 32
Given number : 13
Result : 16
Given number : 1
Result : 1
Given number : 64
Result : 64# Ruby program
# Highest power of 2 greater than or equal to given number
class Power
# Actives all bits to the left of most significant bit
def setActive(num)
num = num >> 1 | num
num = num >> 2 | num
num = num >> 4 | num
num = num >> 8 | num
num = num >> 16 | num
return num
end
# Handles the request to find higher or equal power of 2
def highestPower(num)
print("\n Given number : ", num)
result = self.setActive(num - 1) + 1
print("\n Result : ", result ,"\n")
end
end
def main()
task = Power.new()
# Test Case
task.highestPower(7)
task.highestPower(17)
task.highestPower(13)
task.highestPower(1)
task.highestPower(64)
end
main()Output
Given number : 7
Result : 8
Given number : 17
Result : 32
Given number : 13
Result : 16
Given number : 1
Result : 1
Given number : 64
Result : 64
// Scala program
// Highest power of 2 greater than or equal to given number
class Power
{
// Actives all bits to the left of most significant bit
def setActive(n: Int): Int = {
var num = n;
num = (num >> 1) | num;
num = (num >> 2) | num;
num = (num >> 4) | num;
num = (num >> 8) | num;
num = (num >> 16) | num;
return num;
}
// Handles the request to find higher or equal power of 2
def highestPower(num: Int): Unit = {
print("\n Given number : " + num);
var result: Int = this.setActive(num - 1) + 1;
print("\n Result : " + result + "\n");
}
}
object Main
{
def main(args: Array[String]): Unit = {
var task: Power = new Power();
// Test Case
task.highestPower(7);
task.highestPower(17);
task.highestPower(13);
task.highestPower(1);
task.highestPower(64);
}
}Output
Given number : 7
Result : 8
Given number : 17
Result : 32
Given number : 13
Result : 16
Given number : 1
Result : 1
Given number : 64
Result : 64// Swift 4 program
// Highest power of 2 greater than or equal to given number
class Power
{
// Actives all bits to the left of most significant bit
func setActive(_ n: Int)->Int
{
var num = n;
num = (num >> 1) | num;
num = (num >> 2) | num;
num = (num >> 4) | num;
num = (num >> 8) | num;
num = (num >> 16) | num;
return num;
}
// Handles the request to find higher or equal power of 2
func highestPower(_ num: Int)
{
print("\n Given number : ", num, terminator: "");
let result: Int = self.setActive(num - 1) + 1;
print("\n Result : ", result );
}
}
func main()
{
let task: Power = Power();
// Test Case
task.highestPower(7);
task.highestPower(17);
task.highestPower(13);
task.highestPower(1);
task.highestPower(64);
}
main();Output
Given number : 7
Result : 8
Given number : 17
Result : 32
Given number : 13
Result : 16
Given number : 1
Result : 1
Given number : 64
Result : 64// Kotlin program
// Highest power of 2 greater than or equal to given number
class Power
{
// Actives all bits to the left of most significant bit
fun setActive(n: Int): Int
{
var num = n;
num = (num shr 1) or num;
num = (num shr 2) or num;
num = (num shr 4) or num;
num = (num shr 8) or num;
num = (num shr 16) or num;
return num;
}
// Handles the request to find higher or equal power of 2
fun highestPower(num: Int): Unit
{
print("\n Given number : " + num);
var result: Int = this.setActive(num - 1) + 1;
print("\n Result : " + result + "\n");
}
}
fun main(args: Array < String > ): Unit
{
var task: Power = Power();
// Test Case
task.highestPower(7);
task.highestPower(17);
task.highestPower(13);
task.highestPower(1);
task.highestPower(64);
}Output
Given number : 7
Result : 8
Given number : 17
Result : 32
Given number : 13
Result : 16
Given number : 1
Result : 1
Given number : 64
Result : 64
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