#include <iostream>
#include <fstream>
#include <vector>
#include <queue>
#define NMAX 100100
#define INF 600100
using namespace std;

ifstream f("bellmanford.in");
ofstream g("bellmanford.out");

int n, m;

vector <int> a[NMAX], c[NMAX];

queue<int> q;

int vis[NMAX];
int totalVis[NMAX];
int d[NMAX];

int main() {

    f >> n >> m;
    for (int i = 0; i < m; ++i) {
        int x, y, z;
        f >> x >> y >> z;
        x --;
        y --;
        a[x].push_back(y);
        c[x].push_back(z);
    }

    q.push(0);
    totalVis[0] ++;

    for (int i = 0; i < n; ++i) {
        d[i] = INF;
    }
    d[0] = 0;

    while (!q.empty()) {

        int currentElement = q.front();
        q.pop();
        vis[currentElement] = 0;
        for (int i = 0; i < a[currentElement].size(); ++i) {
            int currentVecin = a[currentElement][i];
            int currentCost = c[currentElement][i];
            if (d[currentVecin] > d[currentElement] + currentCost) {
                d[currentVecin] = d[currentElement] + currentCost;
                if (vis[currentVecin] == 0) {
                    totalVis[currentVecin] ++;
                    q.push(currentVecin);
                }
                if (totalVis[currentVecin] > n) {
                    g << "Ciclu negativ!\n";
                    return 0;
                }
            }
        }
    }

    for (int i = 1; i < n; ++i) {
        g << d[i] << " ";
    }


    return 0;
}