#include <bits/stdc++.h>
#define NMAX 50005

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

typedef pair<int, int> pp;
int n, m;
set< pair<int,int> > v[NMAX];
int d[NMAX];

void dijkstra(int nod)
{
    priority_queue < pp, vector<pp>, greater<pp> > pq;
    pq.push(make_pair(0, nod));
    int in, from, to , cost;
    memset(d, -1, NMAX);
    d[nod] = 0;

    while(!pq.empty())
    {
        tie(in, from) = pq.top();
        pq.pop();
        for(auto i: v[from])
        {
            tie(to, cost) = i;
            if(d[to]==-1 || d[to]>d[from]+cost)
            {
                d[to] = d[from] + cost;
                pq.push(make_pair(d[to], to));
            }
        }


    }

}

int main()
{
    fin>>n>>m;
    int x, y, w;

    for(int i=0; i<m; i++)
    {
        fin>>x>>y>>w;
        v[x].insert(make_pair(y, w));
    }

    dijkstra(1);
    for(int i =2; i<=n; i++)
    {
        if(d[i]==-1)
            d[i] = 0;
        fout<<d[i]<<' ';
    }

    return 0;
}