#include <iostream>
#include <cstring>
using namespace std;

//ifstream cin("permutari.in");
//ofstream cout("permutari.out");

int n , x[10] , p[10] , a[10];
char s[10];

void afisare()
{
    for(int i = 1 ; i <= n ; i++)
        cout << s[x[i]];
    cout << '\n';
}

void back(int k)///k = poz la care am ajuns
{
    for(int i = 0 ; i < n ; i++)///de unde se ia x[k]
        if(!p[i]) ///daca nu e pus anterior
        {
            x[k] = i;///pun elementul
            p[i] = 1;///l am folosit pe i
            if(k == n) afisare();///solutie
            else back(k + 1);///trec la poz urmatoare
            p[i] = 0;///marchez ca nefolosit
        }
}

int main()
{
    cin >> s;
    n = strlen(s);
    for(int i=0;i<n;++i)
		for(int j=i+1; j<n;j++)
			if(s[i]>s[j]){
				char aux = s[i];
				s[i] = s[j];
				s[j] = aux;
			}
	back(1);
    return 0;
}