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#include <iostream>
#include <fstream>
#include <queue>
#include <vector>
using namespace std;
ifstream f("dijkstra.in");
ofstream fout ("dijkstra.out");
const int nmax=50005, oo=(1<<30);
int n, m;
int d[nmax];
bool inCoada[nmax];
vector < pair < int, int > > g[nmax];
struct compara
{
bool operator() (int x, int y)
{
return d[x]>d[y];
}
};
priority_queue <int, vector<int>, compara> coada;
void citeste()
{
int x, y, c;
f>>n>>m;
for(int i=1; i<=m; i++)
{
f>>x>>y>>c;
g[x].push_back(make_pair(y,c));
}
}
void dijkstra(int nod)
{
for(int i=1; i<=n; i++)
d[i]=oo;
d[nod]=0;
coada.push(nod);
inCoada[nod]= true;
while(!coada.empty())
{
int nodCurent=coada.top();
coada.pop();
inCoada[nodCurent]=false;
for(size_t i=0; i<g[nodCurent].size(); i++)
{
int vecin=g[nodCurent][i].first;
int cost=g[nodCurent][i].second;
if(d[nodCurent]+cost<d[vecin])
{
d[vecin]=d[nodCurent]+cost;
if(inCoada[vecin]==false)
{
coada.push(vecin);
inCoada[vecin]=true;
}
}
}
}
}
void afiseaza()
{
for(int i=2; i<=n; i++)
{
if(d[i]!=oo)
fout<<d[i]<< " ";
else fout<< "0 ";
}
}
int main()
{
citeste();
dijkstra(1);
afiseaza();
return 0;
}