#include <stdio.h>
#define INFINIT 500000000
#include <vector>
using namespace std;
FILE *fin = fopen("bellmanford.in", "r");
FILE *fout = fopen("bellmanford.out", "w");
struct pereche
{
    int nod,cost;
};
vector <pereche> muchie[50001];
int optim[50001];
int n,m,st,dr,cos;
int main()
{
    fscanf(fin, "%d%d", &n , &m);
    for(int i=1;i<=m;i++)
    {
        fscanf(fin, "%d%d%d", &st, &dr, &cos);
        muchie[st].push_back({dr,cos});
    }
    optim[1]=0;
    for(int i=2;i<=n;i++) optim[i]=INFINIT;
    for(int i=1;i<=n-1;i++)
    {
        for(int j=1;j<=n;j++)
        {
            for(auto m:muchie[j])
            {
                if(optim[j]+m.cost<optim[m.nod])
                {
                    optim[m.nod]=optim[j]+m.cost;
                }
            }
        }
    }
    int ok=1;
    for(int j=1;j<=n-1;j++)
    {
        for(auto m:muchie[j])
        {
            if(optim[j]+m.cost<optim[m.nod])
            {
                ok=0;
                j=n+1;
                optim[m.nod]=optim[j]+m.cost;
            }
        }
    }
    if(ok==0) fprintf(fout, "Ciclu negativ!");
   else
    {
        for(int i=2;i<=n;i++)
        {
            fprintf(fout, "%d ", optim[i]);
        }
    }
    return 0;
}