#include <fstream>
#include <vector>
#include <queue>
#include <climits>
using namespace std;
ifstream fin("dijkstra.in");
ofstream fout("dijkstra.out");


vector<int> dijkstra(int node , vector<vector<pair<int , int>>>& edges ,vector <int>& costs)
{
    priority_queue<pair<int ,int>>pq;
    pq.push(make_pair(0 , node));
    int parent , costfrom1tonode;
    pair<int , int>current;
    costs[node] = 0;
    while(!pq.empty())
    {
        current = pq.top();
        parent = current.second;
        costfrom1tonode = -current.first;
        pq.pop();
        if(costfrom1tonode > costs[parent])
            continue;
        for(pair<int,int> kid : edges[parent])
        {
            int kidindex,costfromparenttokid;
            kidindex = kid.first;
            costfromparenttokid = kid.second;
            if(costs[kidindex] > costs[parent] + costfromparenttokid)
            {
                costs[kidindex] = costs[parent] + costfromparenttokid ;
                pq.push(make_pair(-costs[kidindex], kidindex));

            }
        }

    }
    return costs;



}




int main()
{


   int n , m ,a , b , cost;
   fin >> n >> m;
   vector<vector<pair<int ,int>>>edges(n + 1);
   vector<int> costs(n + 1 , INT_MAX);
   for(int i = 1 ; i <= m;i++)
   {
       fin >> a >> b >> cost;
       edges[a].push_back(make_pair(b , cost));

   }
    vector<int> minpaths = dijkstra( 1 , edges , costs);
   for(int i = 2; i <= n; i++)
   {

       if(minpaths[i] != INT_MAX)
       {
           fout << minpaths[i] << '\n';
       }
       else
          fout << "0" <<'\n';

   }






    return 0;
}