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Cod sursa(job #504737)
#include<fstream>
#include<math.h>
using namespace std;
#define mod %104659
#define eps 1e-10
#define inf 1000000.000
ifstream f("dmin.in");
ofstream g("dmin.out");
template<class type>
struct nod
{ type info; nod *next;
};
struct pairr { int to; double cost; };
pairr mp(int x,double y)
{ pairr c; c.to=x , c.cost=y;
return c;
}
template<class type>
class queue
{ nod<type> *head,*tail; int dim;
public:
queue() { dim=0; }
void create(type x)
{ head=new nod<type>;
head->next=NULL , head->info=x;
tail=head , dim=1;
}
void push(type x)
{ if(!dim) { create(x); return; }
nod<type> *p=new nod<type>;
p->info=x , p->next=NULL;
tail->next=p;
tail=p , dim++;
}
void pop()
{ nod<type> *p=new nod<type>;
p=head;
head=head->next;
delete p , dim--;
}
bool empty() { return dim==0; }
type front() { type &x=head->info; return x; }
};
template<class type>
class vector
{ type *aux;
int capacity,m_size;
public:
type *act;
vector()
{ act=new type[1]; capacity=1; m_size=0; }
void reallocate()
{ aux=new type[2*capacity] , capacity*=2;
for(int i=0;i<m_size;i++) aux[i]=act[i];
delete[] act;
act=aux;
}
void push_back(type x)
{ if(m_size==capacity)
reallocate();
act[m_size++]=x;
}
type operator [] (int x) { type &r=act[x]; return r; }
int size() { return m_size; }
};
vector<pairr>a[1501];
double cmin[1501];
bool v[1501];
int way[1501];
queue<int>q;
void BF()
{ int i,k,j; double co;
q.push(1); v[1]=true;
cmin[1]=0.00; way[1]=1;
while(!q.empty())
{ i=q.front(); q.pop(); v[i]=false;
for(k=0;k<a[i].size();k++)
{ j=a[i][k].to , co=a[i][k].cost;
if(cmin[j]-cmin[i]-co>eps)
{ cmin[j]=cmin[i]+co;
way[j]=way[i];
if(v[j]==false)
{ q.push(j);
v[j]=true;
}
}else if(cmin[i]+co-cmin[j]<=eps)
way[j]=(way[j]mod+way[i]mod)mod;
}
}
}
int main()
{ int i,j,x,y,N,M; double c;
f>>N>>M;
for(i=1;i<=M;i++)
{ f>>x>>y>>c;
a[x].push_back(mp(y,log(c)));
a[y].push_back(mp(x,log(c)));
}
for(i=1;i<=N;i++) cmin[i]=inf;
BF();
for(i=2;i<=N;i++)
g<<way[i]<<" ";
f.close();
g.close();
return 0;
}