#include <bits/stdc++.h>
using namespace std;
ifstream in("dijkstra.in");
ofstream out("dijkstra.out");
const int NMax = 5e4 + 5;
const int inf = 1e9;
vector< vector< pair< int, int > > > G(NMax);
vector< int > dist(NMax, inf);
void dijkstra(int nodStart) {
set< pair< int, int > > q;
dist[nodStart] = 0;
q.insert(make_pair(dist[nodStart], nodStart));
while(!q.empty()) {
int tempNode = q.begin()->second; q.erase(q.begin());
for(auto vecin: G[tempNode]) {
int len = vecin.second;
if(dist[tempNode] + len < dist[vecin.first]) {
q.erase(make_pair(dist[vecin.first], vecin.first));
dist[vecin.first] = dist[tempNode] + len;
q.insert(make_pair(dist[vecin.first], vecin.first));
}
}
}
}
int main() {
int n, m; in >> n >> m;
for(int i = 1; i <= m; ++i) {
int x, y, c; in >> x >> y >> c;
G[x].push_back(make_pair(y, c));
}
dijkstra(1);
for(int i = 2; i <= n; ++i) {
out << dist[i] << " ";
}
in.close(); out.close();
return 0;
}