#include <fstream>
#include <vector>
#include <queue>
using namespace std;
ifstream fin("bellmanford.in");
ofstream fout("bellmanford.out");
struct muchie
{
int y;
int c;
};
struct nod
{
vector <muchie> v;
int nrp=0;
int dist=250000010;
};
nod g[50001];
int n, m;
queue <int> q;
int main()
{
fin >> n >> m;
for(int i=1; i<=m; i++)
{
int x, y, c;
muchie m0;
fin >> x >> y >> c;
m0.y=y;
m0.c=c;
g[x].v.push_back(m0);
}
g[1].dist=0;
q.push(1);
while(!q.empty())
{
int ct=q.front();
q.pop();
g[ct].nrp++;
if(g[ct].nrp>m)
{
fout << "Ciclu negativ!";
return 0;
}
for(int i=0; i<g[ct].v.size(); i++)
{
if(g[ct].dist+g[ct].v[i].c < g[g[ct].v[i].y].dist)
{
g[g[ct].v[i].y].dist = g[ct].dist+g[ct].v[i].c;
q.push(g[ct].v[i].y);
}
}
}
for(int i=2; i<=n; i++)
{
fout << g[i].dist << " ";
}
return 0;
}