#include <iostream>
#include <fstream>
#include <queue>
#include <vector>
using namespace std;
ifstream in("bellmanford.in");
ofstream out("bellmanford.out");
const int dim = 50005;
int n, m, dist[dim], nr_muchii[dim];
vector<pair<int,int>> vec[dim];
int BellmanFord() {
dist[1] = 0;
queue<int> q;
q.push(1);
while (!q.empty()) {
int x = q.front();
q.pop();
if (nr_muchii[x] >= n) return 0;
for (auto y:vec[x]) {
if (dist[y.first] > dist[x] + y.second) {
dist[y.first] = dist[x] + y.second;
nr_muchii[y.first] = nr_muchii[x] + 1;
q.push(y.first);
}
}
}
return 1;
}
int main() {
in >> n >> m;
int x, y, cost;
while (m--) {
in >> x >> y >> cost;
vec[x].push_back({y, cost});
}
for (int i=1; i<=n; i++) {
dist[i] = 1e9;
}
int rasp = BellmanFord();
if (rasp == 0) {
out << "Ciclu negativ!";
} else {
for (int i=2; i<=n; i++) {
out << dist[i] << " ";
}
}
return 0;
}