#include <cstdio>
#include <queue>
#include <vector>
#include <cstring>
#define inf 200050

using namespace std;

int dist[50050];

class cmp
{
public :
    const bool operator()(int &x,int &y)
    {
        return dist[x]>dist[y];
    }
};

vector< vector< pair<int,int> > >g(50050);
priority_queue<int, vector<int>, cmp> pq;
bool viz[50050];

int main()
{
    freopen("dijkstra.in","r",stdin);
    freopen("dijkstra.out","w",stdout);
    int n,m,i,x,y,c,node,j=0;
    scanf("%d%d",&n,&m);
    for(i=1; i<=m; i++)
    {
        scanf("%d%d%d",&x,&y,&c);
        g[x].push_back(make_pair(y,c));
    }
    for(i=0; i<=n; i++)
        dist[i]=inf;
    dist[1]=0;
    pq.push(1);
    while(!pq.empty() && j!=n)
    {
        node=pq.top();
        pq.pop();
        if(viz[node]==false)
        {
            j++;
            viz[node]=true;
            for(i=0; i<g[node].size(); i++)
            {
                if(dist[node]+g[node][i].second<dist[g[node][i].first])
                {
                    dist[g[node][i].first]=dist[node]+g[node][i].second;
                    pq.push(g[node][i].first);
                }
            }
        }
    }
    for(i=2; i<=n; i++)
    {
        if(dist[i]!=inf)
            printf("%d ",dist[i]);
        else
            printf("0 ");
    }
    return 0;
}