#include <cstdio>
#include<vector>
#define MAX_N 50001
#define inf 250000000
using namespace std;
int N, M, dist[MAX_N];
vector<pair <int, int> > graph[MAX_N];
FILE *f, *g;
int main()
{
    int ok=1;

    f = fopen("bellmanford.in", "r");
    g = fopen("bellmanford.out", "w");

    fscanf(f, "%d%d", &N, &M);
    for(int i=0; i<M; i++)\
    {
        int x, y, c;
        fscanf(f, "%d%d%d", &x, &y, &c);
        graph[x].push_back(make_pair(y, c));
    }

    for(int i=2; i<=N; i++)
        dist[i]=inf;
    for(int i=1; i<=N; i++)
        for(int j=0; j<graph[i].size(); j++)
        {
            int vecin=graph[i][j].first;
            int cost=graph[i][j].second;
            if(dist[vecin]>dist[i]+cost)
                dist[vecin]=dist[i]+cost;
        }
    for(int i=1; i<=N; i++)
        for(int j=0; j<graph[i].size(); j++)
        {
            int vecin=graph[i][j].first;
            int cost=graph[i][j].second;
            if(dist[vecin]>dist[i]+cost)
                ok=0;
        }

    if(ok==0)
        fprintf(g, "Ciclu negativ!");
    else
        for(int i=2; i<=N; i++)
            fprintf(g, "%d ", dist[i]);
    fclose(f);
    fclose(g);
    return 0;
}