#include <iostream>
#include <vector>
#include <sstream>
using namespace std;

int main() {
	string s("13n4w14n3w2s");
	istringstream iss(s);
	vector<pair<int,char> > res;
	int a;
	char b;
	while (iss >> a >> b) {
		res.push_back(make_pair(a, b));
		cout << a << " " << b << endl;
	}
	return 0;
}