package com.codegym.task.task04.task0412;
/*
Positive and negative numbers
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String stringnumber = reader.readLine();
int number= Integer.parseInt(stringnumber);
if (number > 0) {
System.out.println(number);
System.out.print(number+number);
}
if (number<0) {
System.out.print(number+1);
} else {
System.out.print(0);
}
}
}