#include <bits/stdc++.h>
#define mod 1000000007
using namespace std;

ifstream fin("dijkstra.in");
ofstream fout("dijkstra.out");

int n,m;
vector<pair<int,int>>L[50002];
int dist[50002];

void Dijkstra(int start)
{
    for(int i=1;i<=n;++i)
        dist[i]=2e9;

    priority_queue<pair<int,int>, vector<pair<int,int>>, greater<pair<int,int>>>pq;
    pq.push({0,start});
    dist[start]=0;

    while(!pq.empty())
    {
        int nod=pq.top().second;
        int cost=pq.top().first;
        pq.pop();

        if(dist[nod] < cost)
            continue;

        for(auto it : L[nod])
            if(dist[it.first] > dist[nod] + it.second)
            {
                dist[it.first] = dist[nod] + it.second;
                pq.push({dist[it.first],it.first});
            }
    }

    for(int i=2;i<=n;++i)
    {
        if(dist[i]==2e9)
            fout<<0<<' ';
        else fout<<dist[i]<<' ';
    }
}

int main()
{
    fin>>n>>m;
    for(int i=1;i<=m;++i)
    {
        int x,y,c;
        fin>>x>>y>>c;
        L[x].push_back({y,c});
        L[y].push_back({x,c});
    }

    Dijkstra(1);



}