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#include <fstream>
#include <vector>
#include <queue>
#define N 50010
using namespace std;
const int oo=1<<30;
int n,m,x,a,b,c,i,d[N],q[N],cnt[N];
vector <pair<int,int> > v[N];
queue<int> Q;
ifstream f("bellmanford.in");
ofstream g("bellmanford.out");
int main()
{
f>>n>>m;
for(;m;m--)
{
f>>a>>b>>c;
v[a].push_back(make_pair(b,c));
}
for(i=1;i<=n;i++)
d[i]=oo;
d[1]=0;
q[1]=1;
Q.push(1);
for(;Q.size();b++)
{
x=Q.front();
Q.pop();
q[x]=0;
for(auto it:v[x])
if(d[it.first]>d[x]+it.second)
{
d[it.first]=d[x]+it.second;
if(!q[it.first])
{
cnt[it.first]++;
if(cnt[it.first]==n)
{
g<<"Ciclu negativ!";
return 0;
}
q[it.first]=1;
Q.push(it.first);
}
}
}
for(i=2;i<=n;i++)
g<<d[i]<<" ";
return 0;
}