import java.util.Scanner;

public class DetermineSum $\{$

public static void sumAll$($int arg, int sum$)\{$

sum $=$ sum $+$ arg;

$/*$ Your code goes here $*/$

else $\{$

sumAll$($arg $-1,$ sum$)$;

System.out.print$("+"+$ arg$)$;

$\}$

$\}$

public static void main$($String$[]$ args$)\{$

Scanner scnr $=$ new Scanner$($System$.$in$)$;

int arg;

arg $=$ scnr$.$nextInt$()$;

sumAll$($arg$,0)$;

System.out.println$()$;

$\}$

$\}$