#include <bits/stdc++.h>
using namespace std;
#define F first
#define S second
#define pi M_PI
#define R cin>>
#define Z class
#define ll long long
#define ln cout<<'\n'
#define in(a) insert(a)
#define pb(a) push_back(a)
#define pd(a) printf("%.10f\n",a)
#define mem(a) memset(a,0,sizeof(a))
#define all(c) (c).begin(),(c).end()
#define iter(c) __typeof((c).begin())
#define rrep(i,n) for(int i=(int)(n)-1;i>=0;i--)
#define REP(i,m,n) for(int i=(int)(m);i<(int)(n);i++)
#define rep(i,n) REP(i,0,n)
#define tr(it,c) for(iter(c) it=(c).begin();it!=(c).end();it++)
template<Z A>void pr(A a){cout<<a;ln;}
template<Z A,Z B>void pr(A a,B b){cout<<a<<' ';pr(b);}
template<Z A,Z B,Z C>void pr(A a,B b,C c){cout<<a<<' ';pr(b,c);}
template<Z A,Z B,Z C,Z D>void pr(A a,B b,C c,D d){cout<<a<<' ';pr(b,c,d);}
template<Z A>void PR(A a,ll n){rep(i,n){if(i)cout<<' ';cout<<a[i];}ln;}
ll check(ll n,ll m,ll x,ll y){return x>=0&&x<n&&y>=0&&y<m;}
const ll MAX=1000000007,MAXL=1LL<<61,dx[4]={-1,0,1,0},dy[4]={0,1,0,-1};
typedef pair<int,int> P;

void Main() {
  int n,m;
  cin >> n >> m;
  vector<P> v[2][n];
  int e[2][n];
  rep(i,m) {
    int x,y,z;
    cin >> x >> y >> z;
    v[0][x].pb(P(y,z));
    v[1][y].pb(P(x,z));
    e[0][y]++;
    e[1][x]++;
  }
  int d[2][n];
  rep(i,2)rep(j,n)d[i][j]=-MAX;
  rep(t,2) {
    priority_queue<P> que;
    if(!t) {
      d[t][0]=0;
      que.push(P(0,0));
    } else {
      d[t][n-1]=0;
      que.push(P(0,n-1));
    }
    while(!que.empty()) {
      P p=que.top();que.pop();
      int x=p.S,c=p.F;
      if(d[t][x]>c) continue;
      rep(i,v[t][x].size()) {
        P q=v[t][x][i];
        int y=q.F,cc=q.S;
        if(d[t][y]<d[t][x]+cc) d[t][y]=d[t][x]+cc;
        e[t][y]--;
        if(!e[t][y]) que.push(P(d[t][y],y));
      }
    }
  }
  int ans=0;
  rep(i,n) {
    if(d[0][i]+d[1][i]!=d[0][n-1]) ans++;
  }
  cout << d[0][n-1] << " " << ans << "/" << n << endl;
}

int main(){ios::sync_with_stdio(0);cin.tie(0);Main();return 0;}