#include <fstream>
#include <vector>
#include <deque>
#define DIM 50001
#define INF 1000000001
using namespace std;
ifstream fin("bellmanford.in");
ofstream fout("bellmanford.out");
int n,m,x,y,c,d[DIM],iq[DIM];
bool viz[DIM];
struct muchie {
    int x,c;
};
vector<muchie> l[DIM];
deque<int> q;
int main() {
    fin>>n>>m;
    while (m--) {
        fin>>x>>y>>c;
        l[x].push_back({y,c});
    }
    for (int i=2;i<=n;i++)
        d[i]=INF;
    q.push_back(1);
    viz[1]=1;
    iq[1]=1;
    while (!q.empty()) {
        int nod=q.front();
        q.pop_front();
        viz[nod]=0;
        for (int i=0;i<l[nod].size();i++) {
            int vec=l[nod][i].x;
            int cost=l[nod][i].c;
            if (d[nod]+cost<d[vec]) {
                d[vec]=d[nod]+cost;
                if (viz[vec]==0) {
                    iq[vec]++;
                    if (iq[vec]==n) {
                        fout<<"Ciclu negativ!";
                        return 0;
                    }
                    q.push_back(vec);
                    viz[vec]=1;
                }
            }
        }
    }
    for (int i=2;i<=n;i++)
        fout<<d[i]<<" ";
    return 0;
}