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#include <fstream>
#include <vector>
#include <queue>
#define nmax 50005
#define oo 1<<30
using namespace std;
ifstream fin("dijkstra.in");
ofstream fout("dijkstra.out");
vector< pair<int,int> > G[nmax];
int dmin[nmax],N,M;
class ComparVf{
public:
bool operator() (const int& x, const int& y)
{
return dmin[x]>dmin[y];
}
};
priority_queue<int, vector<int>, ComparVf> H;
void citire()
{
int x,y,c;
fin>>N>>M;
for(int i=1; i<=M; i++)
{
fin>>x>>y>>c;
G[x].push_back(make_pair(y,c));
}
}
void Dijkstra(int x0)
{
int vfmin, i;
fill(dmin, dmin+N+1, oo); dmin[x0]=0;
H.push(x0);
while(!H.empty())
{
vfmin=H.top(); H.pop();
for(i=0; i<G[vfmin].size(); i++)
if(dmin[G[vfmin][i].first] > dmin[vfmin]+G[vfmin][i].second)
{
dmin[G[vfmin][i].first]=dmin[vfmin] + G[vfmin][i].second;
H.push(G[vfmin][i].first);
}
}
}
void afisare()
{
for(int i=2; i<=N; i++)
if(dmin[i]==oo) fout<<0<<' ';
else fout<<dmin[i]<<' ';
fout<<'\n';
}
int main()
{
citire();
Dijkstra(1);
afisare();
return 0;
}