From 80aa51daa22e321833ea34ae6f6180917786e411 Mon Sep 17 00:00:00 2001 From: Peterson Daronch de Bem Date: Sun, 18 Feb 2018 21:56:49 -0300 Subject: [PATCH] Add a bitwise conversion for DecimalToBinary. --- Conversions/DecimalToBinary.java | 71 +++++++++++++++++++++----------- 1 file changed, 48 insertions(+), 23 deletions(-) diff --git a/Conversions/DecimalToBinary.java b/Conversions/DecimalToBinary.java index 671cedf201d2..176d27e03fe4 100644 --- a/Conversions/DecimalToBinary.java +++ b/Conversions/DecimalToBinary.java @@ -6,27 +6,52 @@ * @author Unknown * */ -class DecimalToBinary -{ - /** - * Main Method - * - * @param args Command Line Arguments - */ - public static void main(String args[]) - { - Scanner sc=new Scanner(System.in); - int n,k,s=0,c=0,d; - System.out.print("Decimal number: "); - n=sc.nextInt(); - k=n; - while(k!=0) - { - d=k%2; - s=s+d*(int)Math.pow(10,c++); - k/=2; - }//converting decimal to binary - System.out.println("Binary equivalent:"+s); - sc.close(); - } +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\tEnter 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); + } + + /** + * 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\tEnter 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); + } + } pFad - Phonifier reborn

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