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#include <fstream>
#include <queue>
#define NMAX 50002
#define INF 1e9
using namespace std;
ifstream fin("dijkstra.in");
ofstream fout("dijkstra.out");
int n,m;
struct varf
{
int vf,c;
friend bool operator < (varf a,varf b);
};
vector<varf> G[NMAX];
int start=1;
void dijkstra(int start);
int cmin[NMAX];
int pre[NMAX];
bool operator < (varf a,varf b)
{
return a.c > b.c;
}
priority_queue<varf> pq;
int uz[NMAX];
int main()
{
int i,x,y,cost;
fin>>n>>m;
for(i=1; i<=m; i++)
{
fin>>x>>y>>cost;
G[x].push_back({y,cost});
}
dijkstra(start);
for(i=2; i<=n; i++)
if(cmin[i]==INF) fout<<0<<' ';
else fout<<cmin[i]<<' ';
return 0;
}
void dijkstra(int start)
{
//initializare
varf aux;
int i,vecin,cost_vecin;
for(i=1; i<=n; i++)
{cmin[i]=INF; pre[i]=start;}
cmin[start]=0;
pre[start]=0;
aux.vf=start;
aux.c=0;
pq.push(aux);
while(!pq.empty())
{
aux=pq.top();
pq.pop();
if(uz[aux.vf]) continue;
uz[aux.vf]=1;
for(i=0; i<G[aux.vf].size(); i++)
{
vecin=G[aux.vf][i].vf;
cost_vecin=G[aux.vf][i].c;
if(cmin[vecin]>cmin[aux.vf]+cost_vecin)
{
cmin[vecin]=cmin[aux.vf]+cost_vecin;
pq.push({vecin,cmin[vecin]});
pre[vecin]=aux.vf;
}
}
}
}