
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Question
Write code in Java:
- Code must be recursive.
import java.util.*;
import java.lang.*;
import java.io.*;
class BinaryToDecimal {
// *More methods can be added*
public static int binaryToDecimal(String binaryString) {
// *Code goes here*
}
}
class DriverMain {
public static void main(String args[]) {
Scanner input = new Scanner(System.in);
System.out.print(BinaryToDecimal.binaryToDecimal(input.nextLine()));
}
}

Transcribed Image Text:Write a recursive method that parses a positive binary number as a string into a decimal
integer.
[/Assume the input is always digit only.
//If the input is not a binary number, return the same number in the integer format
Sample Inputl I/A binary input
11
Sample Outputl
3
Sample Input2 //Not a binary input
00112
Sample Output2
112
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