#include <fstream>
#include <queue>
#define N 50010
#define PI pair<int, int>
#define nod first
#define cost second
#define INF 999999999

using namespace std;

ifstream f("dijkstra.in");
ofstream g("dijkstra.out");

struct QueueCompare
{
    bool operator () (const PI &a, const PI &b) const
    {
        return a.cost>b.cost;
    }
};
priority_queue <PI, vector<PI>, QueueCompare> Q;
vector<PI> A[N];
int n,m,i,j,ANS[N],a,b,c;

int main ()
{
    f >> n >> m;
    for (i=1; i<=n; i++)
        ANS[i]=INF;
    for (i=1; i<=m; i++)
    {
        f >> a >> b >> c;
        A[a].push_back(make_pair(b,c));
    }
    ANS[1]=0;
    Q.push(make_pair(1,0));
    int nod,cost;
    while (!Q.empty())
    {
        nod=Q.top().first;
        Q.pop();
        for (i=0; i<A[nod].size(); i++)
        {
            cost=ANS[nod]+A[nod][i].cost;
            if (cost<ANS[A[nod][i].nod])
            {
                ANS[A[nod][i].nod]=cost;
                Q.push(make_pair(A[nod][i].nod,ANS[A[nod][i].nod]));
            }
        }
    }
    for (i=2; i<=n; i++)
        g << (ANS[i]<INF?ANS[i]:0) << ' ';
    g << '\n';
    f.close();
    g.close();
    return 0;
}