#include<bits/stdc++.h>
#define fi first
#define sc second
using namespace std;
ifstream f("dijkstra.in");
ofstream g("dijkstra.out");
int n, m, dis[200001];
vector<pair<int, int>>v[200001];
set<pair<int, int>>s;
bool viz[200001];
void dijkstra(int nod)
{
    viz[nod]=1;
    for(int i=0; i<v[nod].size(); i++)
    {
        if(!viz[v[nod][i].fi])
        {
            viz[v[nod][i].fi]=1;
            s.insert(make_pair(v[nod][i].fi, dis[nod]+v[nod][i].sc));
            dis[v[nod][i].fi]=dis[nod]+v[nod][i].sc;
        }
        else
        {
            if(v[nod][i].sc+dis[nod]<dis[v[nod][i].fi])
            {
                s.erase(make_pair(v[nod][i].fi, dis[v[nod][i].fi]));
                s.insert(make_pair(v[nod][i].fi, dis[nod]+v[nod][i].sc));
                dis[v[nod][i].fi]=dis[nod]+v[nod][i].sc;
            }
        }
    }
}
int main()
{
    f>>n>>m;
    for(int i=1; i<=m; i++)
    {
        int x, y, cost;
        f>>x>>y>>cost;
        v[x].push_back(make_pair(y, cost));
    }
    s.insert(make_pair(1, 0));
    while(!s.empty())
    {
        int x=(*s.begin()).fi;
        s.erase(s.begin());
        dijkstra(x);
    }
    for(int i=2; i<=n; i++)
        g<<dis[i]<<' ';
    return 0;
}