package com.codegym.task.task04.task0412; /* Positive and negative numbers */ import java.io.*; import java.util.Scanner; public class Solution { public static void main(String[] args) throws Exception { Scanner scanner = new Scanner(System.in); int num = scanner.readInt(); if(number>=0){ System.out.println(number*2); }else if(number<0){ System.out.println(number++); }else if(number==0){ System.out.println(0); } } }