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#include <bits/stdc++.h>
using namespace std;
ifstream f("bellmanford.in");
ofstream g("bellmanford.out");
const int N=5e4+10;
const int INF=INT_MAX;
vector <pair<int,int>> a[N];
int n,m,d[N],nrq[N];
bool inq[N];
queue <int> q;
bool bf(int x0)
{
for(int i=1;i<=n;i++)
{
if(i!=x0)
{
d[i]=INF;
}
else
{
d[i]=0;
}
}
q.push(x0);
inq[x0]=true;
nrq[x0]++;
while(!q.empty())
{
int x=q.front();
q.pop();
inq[x]=false;
for(auto p:a[x])
{
int y=p.first;
int c=p.second;
if(d[x]+c<d[y])
{
d[y]=d[x]+c;
if(!inq[y])
{
q.push(y);
inq[y]=true;
nrq[y]++;
if(nrq[y]==n)
{
return false;
}
}
}
}
}
return true;
}
int main()
{
f>>n>>m;
for(int i=1;i<=m;i++)
{
int x,y,z;
f>>x>>y>>z;
a[x].push_back({y,z});
}
f.close();
if(bf(1))
{
for(int i=2;i<=n;i++)
{
g<<d[i]<<" ";
}
}
else
{
g<<"Ciclu negativ!";
}
g.close();
return 0;
}