#include<cstdio>
#define inf 210000000
using namespace std;
FILE *fin= fopen("bellman-ford.in", "r");
FILE *fout=fopen("bellman-ford.out","w");
struct nod
{
    int nr,cost;
    nod *next;
}*p,*l[100];
int i,j,n,m,c,d[100];

int minimize()
{
    int ok=0;
    for(int j=1;j<=n;++j)
        while(l[j])
        {
            if(d[l[j]->nr]>d[j]+l[j]->cost)
            {
                ok=1;
                d[l[j]->nr]=d[j]+l[j]->cost;
            }
            l[j]=l[j]->next;
        }
    return ok;
}

int main()
{
    fscanf(fin,"%d%d",&n,&m);
    for(int ii=1;ii<=n;++ii)
    {
        fscanf(fin,"%d%d%d",&i,&j,&c);
        p=new nod;
        p->next=l[i]; p->nr=j; p->cost=c; l[i]=p;
    }
    for(i=2;i<=n;++i)
        d[i]=inf;
    for(i=1;i<=n-1;++i)
        minimize();
    int ok=minimize();
    if(ok)
        fprintf(fout,"Ciclu negativ!");
    else
        for(i=2;i<=n;++i)
            fprintf(fout,"%d ",d[i]);
    return 0;
}