binary to its decimal and decimal to binary in java-programmingraja

 Aim:- Write a program in java to convert a number from binary to its decimal equivalent.

Software used:- Notepad, Command prompt

Program coding:-

public class bd

{ 

public static void main(String[] args)

{

int r,n,bin=0,p=0;

n=Integer.parseInt(args[0]);

do

{

r=n%10;

n=(int)n/10;

bin=bin+r*(int)Math.pow(2,p);

p++;

}

while(n>0);

n=Integer.parseInt(args[0]);

System.out.println("Decimal number is  "+ bin);

}

}

Output:-

Aim:- Write a program in java to convert a number from decimal to its binary equivalent.

Software used:- Notepad, Command prompt

Program coding:-

public class db

{ 

public static void main(String[] args)

{

int r,n,bin=0,p=0;

n=Integer.parseInt(args[0]);

do

{

r=n%2;

n=(int)n/2;

bin=bin+r*(int)Math.pow(10,p);

p++;

}

while(n>0);

n=Integer.parseInt(args[0]);

System.out.println("Binary number is  "+ bin);

}

}

Output:-