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#include <fstream>
#include <iostream>
#include <vector>
#include <algorithm>
#include <queue>
#define INF 999999999
#define N 1000
using namespace std;
struct comparator {
bool operator()(pair<int, int> &pair1, pair<int, int> &pair2) {
return pair1.second > pair2.second;
}
};
int main() {
int n, m;
vector<int> d(n + 1);
vector<pair<int, int> > adj[N];
priority_queue<pair<int, int>, vector<pair<int, int> >, comparator> q;
ifstream in("dijkstra.in");
in >> n >> m;
for (int i = 0; i < m; i++) {
int start, end, cost;
in >> start >> end >> cost;
adj[start].push_back(make_pair(end, cost));
}
in.close();
ofstream out("dijkstra.out");
d[1] = 0;
for (int i = 2 ; i <= n ; i++) {
d[i] = INF;
}
q.push(make_pair(1, 0));
while(!q.empty()) {
pair<int, int> currentNode = q.top();
q.pop();
if (d[currentNode.first] < currentNode.second) {
continue;
}
for (pair<int, int> node : adj[currentNode.first]) {
if (d[currentNode.first] + node.second < d[node.first]) {
d[node.first] = d[currentNode.first] + node.second;
q.push(make_pair(node.first, d[node.first]));
}
}
}
for (int i = 2 ; i <= n ; i++) {
if (d[i] == INF) {
out << 0 << " ";
} else {
out << d[i] << " ";
}
}
out << endl;
out.close();
return 0;
}