문제
풀이
#include <algorithm>
#include <iostream>
#include <string>
using namespace std;
void solve(void) {
string s; cin >> s;
sort(s.begin(), s.end());
cout << s[3] << s[2] << s[4] << s[1] << s[5] << s[0];
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
solve();
return 0;
}