How do I convert Decimal to Binary in Java. ParseInt method takes two arguments. The output is the integer represented by the string argument in the specified radix.
In order to convert a decimal number into binary, we will use modules operator in Java, represented by a percentage sign. The key here is you cannot use Java API and you have come up with an algorithm to do this conversion. Scanner input new Scanner System. I am trying to convert decimal to binary numbers from the user's input using Java. First argument is a string and second argument is the base or radix in which we have to convert the number.