#include <iostream>
#include <fstream>
#include <string>
#include <iomanip>
#include <vector>
#include <sstream>

using namespace std;

void printRow(vector<int>& row) {
	if (row.empty())
		return;

	for (const auto& e : row) {
		//        cout << setfill('.');

		if (e != -1)
			cout << setw(10) << e;
			cout << ' ';
	}
}

int main() {
	ifstream input("input.txt");

	int n;
	int m;
	string st1;

	input >> n;
	input >> m;
	getline(input, st1);

	while (n > 0) {
		vector<int> values;
		string in;
		getline(input, in);
		stringstream ss(in);
		string v;
		int m_copy = m;
		while (m_copy > 0) {
			getline(ss, v, ',');
			values.push_back(atoi(v.c_str()));
			m_copy--;
		}
		values.push_back(-1);
		printRow(values);
		if (n > 1)
			cout << endl;
		n--;
	}

	return 0;
}