Conversion from binary to decimal in Java …FTC

Java Program to convert from binary to decimal number

Input:  1111   //Binary Number

Output:  15    //Decimal Number

import java.io.*;
import java.util.*;
public class temp{
	 public static void main(String[] args) {
       Scanner scan = new Scanner(System.in);
       
       System.out.println("Enter a Binary Number:  ");
       String bin = scan.nextLine();

       System.out.println("Decimal Number:  "+Integer.parseInt(bin,2));
	}
}

INPUT_1:
Enter a Binary Number:
1101

OUTPUT:
Decimal Number:  13

INPUT_2:
Enter a Binary Number:
111

OUTPUT:
Decimal Number:  7

INPUT_3:
Enter a Binary Number:
0001

OUTPUT:
Decimal Number:  1

INPUT_4:
Enter a Binary Number:
1001

OUTPUT:
Decimal Number:  9

INPUT_5:
Enter a Binary Number:
1010

OUTPUT:
Decimal Number:  10

INPUT_6:
Enter a Binary Number:
1111

OUTPUT:
Decimal Number:  15

INPUT_7:
Enter a Binary Number:
010

OUTPUT:
Decimal Number:  2

ILLUSTRATION