#include "pch.h"
#include <iostream>
#include <cmath>
#include <string>
#include <iomanip>
#include <regex>
#include <cstdlib>

using namespace std;

int main() {
	freopen("input.txt", "r", stdin);
	freopen("output.txt", "w", stdout);
	int n; cin >> n;
	int a; double b; cin >> a >> b; cout << a << " " << b;
	double **w = new double*[n];
	double **pher = new double*[n];
	int *visited = new int[n];
	int ants[10];
	for (int i = 0; i < n; i++) {
		w[i] = new double[n];
		pher[i] = new double[n];
		visited[i] = 0;
		for (int j = 0; j < n; j++) {
			cin >> w[i][j];
			pher[i][j] = 1;
		}
	}
	double
		alpha = 1,
		beta = 1,
		best_path = 100000000;

	for (int q = 0; q < 10; q++) {
		// int i = rand() % n;
		int i = 0;
		visited[i] = 1;
		double *Ps = new double[n];
		for (int k = 0; k < n; k++)
			Ps[k] = 0;
		for (int m = 0; m < 10; m++) {
			double znam = 0;
			for (int j = 0; j < n; j++) {
				if (j != i && w[i][j] != 0) {
					znam += pher[i][j] / w[i][j];
				}
			}

			for (int j = 0; j < n; j++) {
				if (j != i && w[i][j] != 0) {
					Ps[j] = (pher[i][j] * 1 / w[i][j]) / znam;
					cout << "1 -> " << j + 1 << ": " << Ps[j] << endl;
				}
			}
		}
	}


	return 0;
}