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Cod sursa(job #251511)
#include <iostream.h>
#include <fstream.h>
#include <values.h>
ifstream fin("t2.in");
ofstream fout("dijkstra.out");
struct muchie{int sursa, dest; long dist;};
long d[50000];
muchie e[250005];
int n,m;
int main()
{int i,j,x,y;
long c;
fin>>n>>m;
for (i=1;i<=m;i++)
{fin>>x>>y>>c;
e[i].sursa=x;
e[i].dest=y;
e[i].dist=c;
}
for (i=2;i<=n;i++)
if (d[i]==0)
d[i]=1005;
c=1;
for (j=1;j<=n && c;j++, c=0)
for (i=1;i<=m;i++)
if (d[e[i].dest]>d[e[i].sursa]+e[i].dist)
{d[e[i].dest]=d[e[i].sursa]+e[i].dist;
c=1;
}
for (i=2;i<=n;i++)
if (d[i]==1005) fout<<"0 ";
else
fout<<d[i]<<" ";
fout.close();
return 0;
}