#include <iostream>
#include <vector>
#include <cstdio>
#include <sstream>
#include <map>
#include <string>
#include <algorithm>
#include <queue>
#include <cmath>
#include <functional>
#include <set>
#include <ctime>
#include <random>
#include <chrono>
#include <cassert>
#include <tuple>
#include <utility>
using namespace std;

namespace {
  using Integer = long long; //__int128;
  template<class T, class S> istream& operator >> (istream& is, pair<T,S>& p){return is >> p.first >> p.second;}
  template<class T> istream& operator >> (istream& is, vector<T>& vec){for(T& val: vec) is >> val; return is;}
  template<class T> istream& operator ,  (istream& is, T& val){ return is >> val;}
  template<class T, class S> ostream& operator << (ostream& os, const pair<T,S>& p){return os << p.first << " " << p.second;}
  template<class T> ostream& operator << (ostream& os, const vector<T>& vec){for(size_t i=0; i<vec.size(); i++) os << vec[i] << (i==vec.size()-1?"":" "); return os;}
  template<class T> ostream& operator ,  (ostream& os, const T& val){ return os << " " << val;}

  template<class H> void print(const H& head){ cout << head; }
  template<class H, class ... T> void print(const H& head, const T& ... tail){ cout << head << " "; print(tail...); }
  template<class ... T> void println(const T& ... values){ print(values...); cout << endl; }

  template<class H> void eprint(const H& head){ cerr << head; }
  template<class H, class ... T> void eprint(const H& head, const T& ... tail){ cerr << head << " "; eprint(tail...); }
  template<class ... T> void eprintln(const T& ... values){ eprint(values...); cerr << endl; }

  class range{ Integer start_, end_, step_; public: struct range_iterator{ Integer val, step_; range_iterator(Integer v, Integer step) : val(v), step_(step) {} Integer operator * (){return val;} void operator ++ (){val += step_;} bool operator != (range_iterator& x){return step_ > 0 ? val < x.val : val > x.val;} }; range(Integer len) : start_(0), end_(len), step_(1) {} range(Integer start, Integer end) : start_(start), end_(end), step_(1) {} range(Integer start, Integer end, Integer step) : start_(start), end_(end), step_(step) {} range_iterator begin(){ return range_iterator(start_, step_); } range_iterator   end(){ return range_iterator(  end_, step_); } };

  inline string operator "" _s (const char* str, size_t size){ return move(string(str)); }
  constexpr Integer my_pow(Integer x, Integer k, Integer z=1){return k==0 ? z : k==1 ? z*x : (k&1) ? my_pow(x*x,k>>1,z*x) : my_pow(x*x,k>>1,z);}
  constexpr Integer my_pow_mod(Integer x, Integer k, Integer M, Integer z=1){return k==0 ? z%M : k==1 ? z*x%M : (k&1) ? my_pow_mod(x*x%M,k>>1,M,z*x%M) : my_pow_mod(x*x%M,k>>1,M,z);}
  constexpr unsigned long long operator "" _ten (unsigned long long value){ return my_pow(10,value); }

  inline int k_bit(Integer x, int k){return (x>>k)&1;} //0-indexed

  mt19937 mt(chrono::duration_cast<chrono::nanoseconds>(chrono::steady_clock::now().time_since_epoch()).count());

  template<class T> string join(const vector<T>& v, const string& sep){ stringstream ss; for(size_t i=0; i<v.size(); i++){ if(i>0) ss << sep; ss << v[i]; } return ss.str(); }

  inline string operator * (string s, int k){ string ret; while(k){ if(k&1) ret += s; s += s; k >>= 1; } return ret; }
}
constexpr long long mod = 9_ten + 7;

void TopologicalSort_dfs(vector<vector<int> > &G, vector<int> &res, int node, vector<bool> &visit){
  if(visit[node] == true) return;
  visit[node] = true;
  for(auto itr = G[node].rbegin(); itr != G[node].rend(); itr++){
    TopologicalSort_dfs(G, res, *itr, visit);
  }
  /*
  for(int i=0; i<G[node].size(); i++){
    TopologicalSort(G, res, G[node][i], visit);
  }
  */
  res.push_back(node);
}

vector<int> TopologicalSort(vector<vector<int>> &G){
  int n = G.size();
  vector<int> ret;
  vector<bool> visit(n,false);
  for(int i=0; i<n; i++){
    if(visit[i]) continue;
    TopologicalSort_dfs(G, ret, i, visit);    
  }
  reverse(ret.begin(), ret.end());
  return ret;
}

int main(){
  int n,m;
  cin >> n,m;

  vector<int> a(m),b(m),c(m);
  for(auto i : range(m) ){
    cin >> a[i],b[i],c[i];
  }

  vector<vector<int>> G(n);
  vector<vector<int>> E(n);
  for(auto i : range(m) ){
    G[ a[i] ].push_back( b[i] );
    E[ a[i] ].push_back( c[i] );
  }

  auto t = TopologicalSort(G);

  vector<int> d(n,0);
  vector<vector<int>> rG(n);

  for(int i=0; i<n; i++){
    int v = t[i];
    for(int j : range(G[v].size())){
      int nx = G[v][j];
      int cost = E[v][j];
      if(d[nx] < d[v]+cost){
        d[nx] = d[v]+cost;
        rG[nx] = {v};
      }else if(d[nx] == d[v]+cost){
        rG[nx].push_back(v);
      }
    }
  }

  vector<int> used(n, 0);
  function<void(int)> dfs = [&](int pos){
    used[pos] = 1;
    for(int i : rG[pos]){
      if( used[i] ) continue;
      dfs(i);
    }
  };
  dfs(n-1);

  int cnt = count(used.begin(), used.end(), 1);

  cout << d[n-1] << " " << n-cnt << "/" << n << endl;

  return 0;
}