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#include <iostream>
#include <fstream>
#include <vector>
using namespace std;
typedef pair<int, int> Edge;
int n, m, d[50001];
bool better[50001];
vector<Edge> g[50001];
const int INF = 1e7;
void citire();
int main() {
citire();
ofstream out("bellmanford.out");
bool changed = true;
int k;
for (k = 1; k < n; ++k) {
changed = false;
for (int x = 1; x <= n; ++x) {
if (d[x] == INF) continue;
if (!better[x]) continue;
for (int i = 0; i < g[x].size(); ++i) {
int y = g[x][i].second;
if (d[x] + g[x][i].first < d[y]) {
d[y] = d[x] + g[x][i].first;
better[y] = true;
changed = true;
}
}
better[x] = false;
}
if (!changed) break;
}
if (k == n) {
for (int x = 1; x <= n; ++x) {
if (d[x] == INF) continue;
for (int i = 0; i < g[x].size(); ++i) {
int y = g[x][i].second;
if (d[x] + g[x][i].first < d[y]) {
out << "Ciclu negativ!";
return 0;
}
}
}
}
for (int i = 2; i <= n; ++i) {
out << d[i] << " ";
}
return 0;
}
void citire() {
ifstream in("bellmanford.in");
in >> n >> m;
for (int i = 1, x, y, c; i <= m; ++i) {
in >> x >> y >> c;
g[x].push_back(make_pair(c, y));
}
for (int i = 1; i <= n; ++i) {
d[i] = INF;
}
d[1] = 0;
better[1] = true;
in.close();
}