58 lines
1.4 KiB
Java
58 lines
1.4 KiB
Java
import java.util.Scanner;
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/**
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* This class converts a Decimal number to a Binary number
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*
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* @author Unknown
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*
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*/
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class DecimalToBinary {
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/**
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* Main Method
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*
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* @param args Command Line Arguments
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*/
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public static void main(String args[]) {
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conventionalConversion();
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bitwiseConversion();
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}
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/**
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* This method converts a decimal number
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* to a binary number using a conventional
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* algorithm.
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*/
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public static void conventionalConversion() {
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int n, b = 0, c = 0, d;
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Scanner input = new Scanner(System.in);
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System.out.printf("Conventional conversion.\n\tEnter the decimal number: ");
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n = input.nextInt();
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while (n != 0) {
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d = n % 2;
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b = b + d * (int) Math.pow(10, c++);
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n /= 2;
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} //converting decimal to binary
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System.out.println("\tBinary number: " + b);
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}
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/**
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* This method converts a decimal number
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* to a binary number using a bitwise
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* algorithm
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*/
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public static void bitwiseConversion() {
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int n, b = 0, c = 0, d;
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Scanner input = new Scanner(System.in);
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System.out.printf("Bitwise conversion.\n\tEnter the decimal number: ");
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n = input.nextInt();
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while (n != 0) {
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d = (n & 1);
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b += d * (int) Math.pow(10, c++);
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n >>= 1;
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}
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System.out.println("\tBinary number: " + b);
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}
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}
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