#include <cstdio>

const int maxn = 50001;
const int inf = 1 << 30;

FILE *in = fopen("dijkstra.in","r"), *out = fopen("dijkstra.out","w");

struct graf
{
    int nod, cost;
    graf *next;
};

int n, m;
graf *a[maxn];
int d[maxn], q[maxn];

void add(int poz, int val, int cost)
{
    graf *q = new graf;
    q->nod = val;
    q->cost = cost;
    q->next = a[poz];
    a[poz] = q;
}

void read()
{
    fscanf(in, "%d %d", &n, &m);

    int x, y, z;
    for ( int i = 1; i <= m; ++i )
    {
        fscanf(in, "%d %d %d", &x, &y, &z);
        add(x, y, z);
    }
}

void dijkstra()
{
    for ( int i = 2; i <= n; ++i )
        d[i] = inf;

    int mini, pmini = 0;
    for ( int i = 1; i <= n; ++i )
    {
        mini = inf;

        for ( int j = 1; j <= n; ++j )
            if ( d[j] < mini && !q[j] )
                mini = d[j], pmini = j;

        q[pmini] = 1;

        graf *t = a[pmini];

        while ( t )
        {
            if ( d[ t->nod ] > d[pmini] + t->cost )
                d[ t->nod ] = d[pmini] + t->cost;
            t = t->next;
        }
    }
}

int main()
{
    read();
    dijkstra();

    for ( int i = 2; i <= n; ++i )
        fprintf(out, "%d ", d[i] == inf ? 0 : d[i]);

    fprintf(out, "\n");

    return 0;
}