Convert binary to decimal in java

package learning;
import java.util.Scanner;
public class learnNew {
	
	public static void main(String[] args){
		Scanner scan = new Scanner(System.in);
		String str = scan.next();
		System.out.println(Integer.parseInt(str, 2));
		
	}
}

Binary Value: 11001

Decimal Value: 25

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