#include<iostream>
#include<fstream>
#define INF 1999999999
using namespace std;
typedef struct muchie
{
   long long int x,y,c;
}muchie;
int n,m;
muchie v[250001];
    ifstream f("bellmanford.in");
    ofstream g("bellmanford.out");
void bellman_ford(int x)
{
    int d[250001],i,j,ok;
    for(i=1;i<=n;i++)
        d[i]=INF;
        d[x]=0;
        for(i=1;i<=n;i++)
        {
            ok=0;
            for(j=1;j<=m;j++)
                if(d[v[j].x]!=INF)
                  if(d[v[j].y]>d[v[j].x]+v[j].c)
            {
                ok=1;
                d[v[j].y]=d[v[j].x]+v[j].c;
            }
        }
        if(ok)
            g<<"Ciclu negativ!";
        else
        {
            for(i=1;i<=n;i++)
                if(i!=x)
            g<<d[i]<<" ";
        }
}
int main()
{
    int i;

     f>>n>>m;
     for(i=1;i<=m;i++)
        f>>v[i].x>>v[i].y>>v[i].c;
            bellman_ford(1);

            return 0;
}