#include <cstdio>

using namespace std;

const int Inf = 1000000;

int n,m,Cost[1000][1000],Dist[1000],Viz[1000],Tati[1000];

void Read()
{
    FILE *f = fopen("dijkstra.in","r");
    int x,y,co;
    fscanf(f,"%d %d",&n,&m);
    for(int i=0;i<n;i++)
    {
        for(int j=0;j<n;j++)
        {
            if(i == j)
                Cost[i][j] = 0;
            else
                Cost[i][j] = Inf;
        }
    }
    for(int i=0;i<m;i++)
    {
        fscanf(f,"%d %d %d",&x,&y,&co);
        Cost[x][y] = co;
    }
}

void Init()
{
    for(int i=0;i<n;i++)
    {
        Dist[i] = Cost[0][i]; //Copiez prima liniei pentru nodul 1
        if(i != 0)
            Viz[i] = 0;
        else
            Viz[i] = 1;
        if(i != 0 || Cost[0][i] == Inf)
            Tati[i] = 0;
        else
            Tati[i] = 1;
    }
}

int minim()
{
    int M = 99999999;
    int loc = 0;
    for(int i=0;i<n;i++)
    {
        if(Viz[i] == 0 && Dist[i] != Inf)
        {
            if(Dist[i] < M)
            {
                M = Dist[i];
                loc = i;
            }
        }
    }
    return loc;
}

void Dijkstra()
{
    int loc;
    for(int i=1;i<n;i++)
    {
        loc = minim();
        Viz[loc] = 1;
        for(int j=0;j<n;j++)
        {
            if(Viz[j] == 0)
            {
                if(Dist[j] > Dist[loc] + Cost[loc][j])
                {
                    Dist[j] = Dist[loc] + Cost[loc][j];
                    Tati[j] = loc;
                }
            }
        }
    }
}

int main()
{
    FILE *g = fopen("dijkstra.out","w");

    Read();
    Init();
    Dijkstra();
    for(int i=1;i<n;i++)
        fprintf(g,"%d ",Dist[i]);
    return 0;
}