#include <cstdio>
#include <queue>
#include <algorithm>
#define inf 1000000000

using namespace std;

vector< pair<int, int> > g[50000];
int n, m;
queue<int> q;
bool viz[50000] = {0};
int nr[50000] = {0};
int dist[50000];

int main()
{
    int i, j, a, b, c;
    freopen("bellmanford.in", "r", stdin);
    freopen("bellmanford.out", "w", stdout);
    scanf("%d%d", &n, &m);
    for(i = 0; i < m; i++)
    {
        scanf("%d%d%d", &a, &b, &c);
        a--; b--;
        g[a].push_back(make_pair(b, c));

    }
    for(i = 1; i < n; i++)
        dist[i] = inf;
    q.push(0);
    nr[0] = 1;
    while(!q.empty())
    {
        a = q.front();
        q.pop();
        viz[a] = 0;
        for(i = 0; i < g[a].size(); i++)
        {
            if(dist[g[a][i].first] > dist[a] + g[a][i].second)
            {
                dist[g[a][i].first] = dist[a] + g[a][i].second;
                if(viz[g[a][i].first] == 0)
                {
                    viz[g[a][i].first] = 1;
                    q.push(g[a][i].first);
                    nr[g[a][i].first]++;
                    if(nr[g[a][i].first] >= n)
                    {
                        printf("Ciclu negativ!");
                        return 0;
                    }
                }
            }
        }
    }
    for(i = 1; i < n; i++)
    {
        printf("%d ", dist[i]);
    }
    return 0;
}