#include <bits/stdc++.h>

using namespace std;
ifstream fin("bellmanford.in");
ofstream fout("bellmanford.out");

const int maxN = 5e4+5;
vector<pair<int,int>> g[maxN];
queue<int> coada;
int dist[maxN], f[maxN];

int main()
{
    int n, m;
    fin >> n >> m;
    for(int i=1; i<=m; i++)
    {
        int x, y, z;
        fin >> x >> y >> z;
        g[x].push_back({y,z});

    }

    for(int i =1; i<=n; i++)
        dist[i] = INT_MAX;

    dist[1] = 0;
    coada.push(1);
    while(!coada.empty())
    {
        int nod = coada.front();
        coada.pop();

        if(++f[nod] > m)
        {
            fout << "Ciclu negativ!\n";
            return 0;
        }

        for(auto it: g[nod]){

            if(dist[nod] + it.second < dist[it.first])
            {

                dist[it.first] = dist[nod] + it.second;
                coada.push(it.first);
            }
        }
    }

    for(int i=2; i<=n; i++)
        fout << dist[i] << " ";


    return 0;

}