PowerOfTwo.java

//Given an integer n, return true if it is a power of two. Otherwise, return false.

import java.util.Scanner;
import java.lang.Math;

class PowerOfTwo{
 public boolean isPowerOfTwo(int n) {
 boolean a = false;
 for(int i=0;i<n;i++){
 if(n==Math.pow(2,i)){
 a = true;
 break;
 }
 else{
 a = false;
 }
 }
 return a;
 }

 public static void main(String[] args){
 Scanner input = new Scanner(System.in);
 int n= input.nextInt();
 PowerOfTwo obj = new PowerOfTwo();
 System.out.println(obj.isPowerOfTwo(n));
 }
}