#include <iostream>
#include <fstream>
#include <queue>
#include <vector>

using namespace std;

vector <long int> v[50001];
queue <int> q;
long int m,n,c,x,y,cost[50001],a;
bool visited[50001];

void dijkstra()
{
    int k;
    while(!q.empty())
    {
        a=q.front();
        visited[a]=1;
        for(k=0; k<v[a].size(); k+=2)
        {
            if(cost[v[a][k]]>cost[a]+v[a][k+1])
            {
                cost[v[a][k]]=cost[a]+v[a][k+1];
                if(visited[v[a][k]]==false)
                    q.push(v[a][k]);
            }
        }
        q.pop();
    }
}


int main()
{
    ifstream in("dijkstra.in");
    in>>n>>m;
    int i;
    for(i=0; i<m; i++)
    {
        in>>x>>y>>c;
        v[x].push_back(y);
        v[x].push_back(c);
    }
    q.push(1);
    for(i=2; i<=n; i++)
        cost[i]=99999991;
    dijkstra();
    ofstream out("dijkstra.out");
    for(i=2; i<=n; i++)
        if(cost[i]==99999991)
            out<<0<<" ";
    else out<<cost[i]<<" ";
    in.close();
    out.close();
    return 0;
}