Conversions
Java Program to Convert Octal to Binary
A Java program to convert Octal to Binary.
Problem Description
Write a Java program to convert an Octal number to a Binary number.
Code
public class OctalToBinary {
public static void main(String[] args) {
String octal = "25";
int decimal = Integer.parseInt(octal, 8);
String binary = Integer.toBinaryString(decimal);
System.out.println("Octal: " + octal);
System.out.println("Binary: " + binary);
}
}Output
Octal: 25
Binary: 10101Explanation
Integer.parseInt(octal, 8): Convert octal string to decimal integer.Integer.toBinaryString(decimal): Convert decimal integer to binary string.