//#include <iostream>
#include <bits/stdc++.h>
using namespace std;
ifstream in("bellmanford.in");
ofstream out("bellmanford.out");
int n,m; bool ok;
const int Max=50005;
vector < pair < int , int > >v[Max]; int rep[Max];
queue < int >q;
int d[Max];
void citire()
{
    in>>n>>m;
    for(int i=1;i<=m;i++)
    {
        int x,y,z; in>>x>>y>>z;
        v[x].push_back({y,z});
    }
}
void bellman()
{
    q.push(1);
    for(int i=2;i<=n;i++)
     d[i]=INT_MAX;
    while(!q.empty() && ok==0)
    {
        int nod=q.front();
        q.pop();
        for(int j=0;j<v[nod].size();j++)
        {
            int vecin=v[nod][j].first;
            int cost=v[nod][j].second;
            if(d[nod]+cost<d[vecin])
            {
                 d[vecin]=d[nod]+cost;
                 rep[vecin]++;
                 if(rep[vecin]>n)
                    ok=1;
                 q.push(vecin);
            }
        }
    }
}
int main()
{
    citire();
    bellman();
    if(ok==1)
        out<<"Ciclu negativ!";
    else
        for(int i=2;i<=n;i++)
        out<<d[i]<<" ";
    return 0;
}