Convert decimal number to binary in java without using array
public class DecimalToBinaryWithoutArray
{
static void toBinary(int num)
{
StringBuilder sb = new StringBuilder();
int a = 0;
while(num > 0)
{
sb.append(num % 2);
a++;
num = num / 2;
}
System.out.println(sb.reverse());
}
public static void main(String[] args)
{
int number = 20;
toBinary(number);
}
}java int to binary
public static String makeBinaryString(int n) {
StringBuilder sb = new StringBuilder();
while (n > 0) {
sb.append(n % 2);
n /= 2;
}
sb.reverse();
return sb.toString();
}convert decimal to binary in java
public class DecimalToBinaryExample2{
public static void toBinary(int decimal){
int binary[] = new int[40];
int index = 0;
while(decimal > 0){
binary[index++] = decimal%2;
decimal = decimal/2;
}
for(int i = index-1;i >= 0;i--){
System.out.print(binary[i]);
}
System.out.println();//new line
}
public static void main(String args[]){
System.out.println("Decimal of 10 is: ");
toBinary(10);
System.out.println("Decimal of 21 is: ");
toBinary(21);
System.out.println("Decimal of 31 is: ");
toBinary(31);
}}Java program to convert decimal to binary using toBinaryString and stack
Convert decimal to binary using stack in java
import java.util.*;
public class DecimalBinaryExample
{
public static void main(String[] args)
{
Scanner sc = new Scanner(System.in);
Stack<Integer> numStack = new Stack<Integer>();
System.out.println("Please enter a decimal number : ");
int number = sc.nextInt();
while(number != 0)
{
int a = number % 2;
numStack.push(a);
number /= 2;
}
System.out.println("Binary number : ");
while(!(numStack.isEmpty()))
{
System.out.print(numStack.pop());
}
System.out.println();
sc.close();
}
}integer to binary java
Integer.toString(100,8) // prints 144 --octal representation
Integer.toString(100,2) // prints 1100100 --binary representation
Integer.toString(100,16) //prints 64 --Hex representationCopyright © 2021 Codeinu
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