import java.util.*;
import java.io.*;

public class Main {
    static ArrayList<HashMap<Integer, Integer>> graph = new ArrayList<>();
    static ArrayList<HashMap<Integer, Integer>> rgraph = new ArrayList<>();
    static int[] costs;
    static int[] rcosts;
    public static void main(String[] args) throws Exception {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        String[] first = br.readLine().split(" ", 2);
        int n = Integer.parseInt(first[0]);
        int m = Integer.parseInt(first[1]);
        for (int i = 0; i < n; i++) {
            graph.add(new HashMap<>());
            rgraph.add(new HashMap<>());
        }
        for (int i = 0; i < m; i++) {
            String[] line = br.readLine().split(" ", 3);
            int a = Integer.parseInt(line[0]);
            int b = Integer.parseInt(line[1]);
            int c = Integer.parseInt(line[2]);
            graph.get(a).put(b, c);
            rgraph.get(b).put(a, c);
        }
        costs = new int[n];
        Arrays.fill(costs, -1);
        costs[0] = 0;
        dfw(n - 1);
        rcosts = new int[n];
        Arrays.fill(rcosts, Integer.MAX_VALUE);
        rcosts[n - 1] = costs[n - 1];
        rdfw(0);
        int ans = 0;
        for (int i = 0; i < n; i++) {
            if (costs[i] < rcosts[i]) {
                ans++;
            }
        }
        System.out.println(costs[n - 1] + " " + ans + "/" + n);
    }
    
    static int rdfw(int idx) {
        if (rcosts[idx] == Integer.MAX_VALUE) {
            for (int x : graph.get(idx).keySet()) {
                rcosts[idx] = Math.min(rcosts[idx], rdfw(x) - graph.get(idx).get(x));
            }
        }
        return rcosts[idx];
    }
    
    static int dfw(int idx) {
        if (costs[idx] < 0) {
            for (int x : rgraph.get(idx).keySet()) {
                costs[idx] = Math.max(costs[idx], dfw(x) + rgraph.get(idx).get(x));
            }
        }
        return costs[idx];
    }
}