//dijkstra cu SET - 80p
#include<cstdio>
#include<iostream>
#include<algorithm>
#include<set>
#include<cstring>
#include<vector>
using namespace std;

struct muchie
{
    int vec,cost;
};

vector <muchie> G[50000+10];
int d[50000+10];

inline void dijkstra()
{
    memset(d,0x3f,sizeof(d));
    set<pair<int,int> > S;

    d[1]=0;
    S.insert(make_pair(0,1));
    while(!S.empty())
    {
        int nod=S.begin()->second,cost=S.begin()->first;
        S.erase(S.begin());
        for(vector<muchie>::iterator it=G[nod].begin(),stop=G[nod].end();it<stop;++it)
        {
            if( d[it->vec] > cost + it->cost )
            {
                //S.insert( make_pair( d[it->vec], it->vec ) );//teoretic mai repede, practic nu
                d[it->vec] = cost + it->cost;
                S.insert( make_pair( d[it->vec], it->vec ) );
            }
        }
    }

}
int main()
{
    freopen("dijkstra.in","rt",stdin);
    freopen("dijkstra.out","wt",stdout);

    int n,m;

    cin>>n>>m;

    for(int i=1;i<=m;++i)
    {
        int from,to,cost;
        cin>>from>>to>>cost;
        G[from].push_back((muchie){to,cost});
    }
    dijkstra();

    for(int i=2;i<=n;++i)
        cout<<((d[i]==0x3f3f3f3f)?0:d[i])<<' ';
    putchar('\n');

    return 0;
}