# include <cstdio>
# define inf 2000000000
# include <queue>
# include <vector>
using namespace std;
int i,n,m,d[50001],x,y,c,v[50003];
queue <int> q;
vector <int> C[250001],G[250001];
int main()
{
    freopen("bellmanford.in","r",stdin);
    freopen("bellmanford.out","w",stdout);
    scanf("%d%d",&n,&m);
    for(i=2;i<=n;++i)
        d[i]=inf;
    for(i=1;i<=m;++i)
    {
        scanf("%d%d%d",&x,&y,&c);
        G[x].push_back(y);
        C[x].push_back(c);
    }
    q.push(1);
    while(!q.empty())
    {
        x=q.front();q.pop();
        for(i=0;i<G[x].size();++i)
        {
            if(d[G[x][i]]>d[x]+C[x][i])
            {
                d[G[x][i]]=d[x]+C[x][i];
                q.push(G[x][i]);
                v[G[x][i]]++;
                if(v[G[x][i]]>n)
                {
                    printf("Ciclu negativ!");
                    return 0;
                }
            }
        }
    }
    for(i=2;i<=n;++i)
        printf("%d ",d[i]);
    printf("\n");
    return 0;
}