#include <fstream>
#include <queue>
#include <vector>
using namespace std;
const int MAXN = 50005;
const int INF = 1 << 30;
ifstream in("dijkstra.in");
ofstream out("dijkstra.out");
vector<int> vecini[MAXN];
vector<int> cost[MAXN];
int n;
int d[MAXN];
struct nod_dijk
{
int nod,dist;
bool operator < (const nod_dijk &b) const
{
return dist > b.dist;//heap de maxime
}
};
void citire()
{
int m;
in >> n >> m;
for (int i = 1;i <= m;++i)
{
int a,b,c;
in >> a >> b >> c;
vecini[a].push_back(b);
cost[a].push_back(c);
}
}
priority_queue<nod_dijk> heap;
void dijkstra(int sursa)
{
for(int i = 1;i <= n;++i)
d[i] = INF;
d[sursa] = 0;
heap.push((nod_dijk){sursa,0});
while(!heap.empty())
{
int nod = heap.top().nod;
int dist = heap.top().dist;
heap.pop();
if (d[nod] != dist)
continue;
for (unsigned int i = 0;i < vecini[nod].size();++i)
{
int vecin = vecini[nod][i];
int c = cost[nod][i];
if (d[nod] + c < d[vecin])
{
d[vecin] = d[nod] + c;
heap.push((nod_dijk){vecin,d[vecin]});
}
}
}
}
void afisare()
{
for (int i = 2;i <= n;++i)
if (d[i] == INF)
out << 0 << ' ';
else out << d[i] << ' ';
out << '\n';
}
int main()
{
citire();
dijkstra(1);
afisare();
return 0;
}