#include <bits/stdc++.h>
using namespace std;
int main() {
	string s;
	cin >> s;
	map<char, int> cnt;
	for (char c : s) {
		cnt[c]++;
	}
	string t = "TCP";
	string ans;
	for (int i = 0; i < 3; i++) {
		for (int j = 0; j < cnt[t[i]]; j++) {
			ans += t[i];
		}
	}
	cout << ans << endl;
	return 0;
}