package Conversions;

import java.util.Scanner;

/**
 * This class converts a Decimal number to a Binary number
 *
 *
 */
class DecimalToBinary {

 /**
 * Main Method
 *
 * @param args Command Line Arguments
 */
 public static void main(String args[]) {
 conventionalConversion();
 bitwiseConversion();
 }

 /**
 * This method converts a decimal number
 * to a binary number using a conventional
 * algorithm.
 */
 public static void conventionalConversion() {
 int n, b = 0, c = 0, d;
 Scanner input = new Scanner(System.in);
 System.out.printf("Conventional conversion.%n Enter the decimal number: ");
 n = input.nextInt();
 while (n != 0) {
 d = n % 2;
 b = b + d * (int) Math.pow(10, c++);
 n /= 2;
 } //converting decimal to binary
 System.out.println("\tBinary number: " + b);
 input.close();
 }

 /**
 * This method converts a decimal number
 * to a binary number using a bitwise
 * algorithm
 */
 public static void bitwiseConversion() {
 int n, b = 0, c = 0, d;
 Scanner input = new Scanner(System.in);
 System.out.printf("Bitwise conversion.%n Enter the decimal number: ");
 n = input.nextInt();
 while (n != 0) {
 d = (n & 1);
 b += d * (int) Math.pow(10, c++);
 n >>= 1;
 }
 System.out.println("\tBinary number: " + b);
 input.close();
 }

}