import java.util.Scanner;

public class act8{
	public static void main(String args[]){
	Scanner sc=new Scanner(System.in);
	try{
	double i,n,g,x;
	System.out.println("Enter length in feet and in inches: ");
	i =sc.nextDouble();
	if( i < 0 )
    throw new Exception("Invalid input:  enter a positive value");
	g =sc.nextDouble();
	if( g < 0 )
    throw new Exception("Invalid input:  enter a positive value");
	n=i*30.48;
	x=g*2.54;
	System.out.println("The equivalent length in inches and in centimeters is: " + "\n" + n + "\n" + x );
	}
	catch(Exception exc3){
		System.out.println(exc3.getMessage());
		}
	//catch(NumberFormatException exc ){
	//	System.out.println("Enter a numeric value");
	}
	//catch(InputMismatchException exc1){
	//	System.out.println("Enter a numeric value");
	//}
	//catch(NoSuchElementException exc2){
	//	System.out.println("Enter a number");
	//}
	finally{
	System.out.println("*********End*********");
	}


		}
	}