#include<fstream>
#include<queue>
#include<vector>
#include<bitset>
#include<cstring>
using namespace std;

const int Max_N = 50100;
const int INF = 0x3f3f3f3f;

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

#define pb push_back

vector<pair<int, int> >G[Max_N];
queue<int>Q;

int dist[Max_N], N, M;
bool in_Q[Max_N];

int main()
	{
		f>>N>>M;
		memset(dist, INF, sizeof(dist));
		int a, b, cost, x;
		for(int i = 1 ; i <= M ; ++i)
			{
				f>>a>>b>>cost;
				G[a].pb(make_pair(b, cost));
		}
		
		dist[1] = 0, Q.push(1), in_Q[1] = true;
		
		while( Q.size() )
		{
			x = Q.front();
			Q.pop();
			in_Q[x] = false;
		for (vector< pair<int, int> >::iterator it = G[x].begin(); it != G[x].end(); ++it)
		{
			if(dist[it->first] > dist[x] + it->second)
			{
				dist[it->first] = dist[x] + it->second;
				if(!in_Q[it->first])
				{
					Q.push(it->first);
					in_Q[it->first] = true;
				}
			}
		}
		}
			for(int i = 2 ;  i <= N ; ++i)
				g << (dist[i] == INF ? 0 : dist[i]) << ' ';
				return 0;
		}