Java Program to display the First and Last Index of a character

import java.io.*;
import java.util.*;
public class Place{
    String string, index;
    char character;
    Scanner scan=new Scanner(System.in);
    public void input(){
        try{
            System.out.println("Enter any String: ");
            string=scan.nextLine();
            System.out.println("Enter any character to display its Index number: ");
            index=scan.nextLine();
            character=index.charAt(0);
        }
        catch(Exception e){
            System.out.println("Error Code: "+e);
            System.exit(0);
        }
    }

    public void compute(){
        System.out.println("First Index of \""+character+"\" is: "+(string.indexOf(character))+"\nLast Index of \""+character+"\" is: "+(string.lastIndexOf(character)));
    }

    public static void main(String[] args){
        Place obj=new Place();
        obj.input();
        obj.compute();
    }
}