#include<iostream>

using namespace std;

int main() {
	
	string s;
	getline(cin, s);
	
	string num, alp, other;
	
	for (auto c : s) {
		if (isdigit(c)) num += c;
		else if (isalpha(c)) alp += c;
		else other += c;
	}
	
	cout << alp << endl << num << endl << other << endl;
	
	return 0;
}