Pagini recente » Cod sursa (job #1064682) | Cod sursa (job #1626251) | Cod sursa (job #1214559) | Cod sursa (job #2060284) | Cod sursa (job #903208)
Cod sursa(job #903208)
#include<cstdio>
#include<iostream>
#include<fstream>
using namespace std;
long n,m;
struct muchie
{
long x,y,c;
}a[25000];
long d[50001];
int main()
{
freopen("dijkstra.in","r",stdin);
ofstream g("dijkstra.out");
long i;
scanf("%d %d",&n,&m);
for(i=1;i<=m;i++)
{
scanf("%d %d %d",&a[i].x,&a[i].y,&a[i].c);
if(a[i].x==1)
d[a[i].y]=a[i].c;
}
for(i=1;i<=n;i++)
if(d[i]==0)
d[i]=250010;
int gata=0;
while(!gata)
{
gata=1;
for(i=1;i<=m;i++)
if(d[a[i].y]>d[a[i].x]+a[i].c)
{
gata=0;
d[a[i].y]=d[a[i].x]+a[i].c;
}
}
for(i=2;i<=n;i++)
if(d[i]>=32000)
g<<"0 ";
else
g<<d[i]<<" ";
return 0;}