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Cod sursa(job #777856)
#include<iostream>
#include<fstream>
#include<bitset>
#include<vector>
#include<algorithm>
using namespace std;
bitset <100001> d;
vector <int> v[100001];
int p[100001],pretmin[100001];
inline int minim(int a, int b)
{
if(a<=b)
return a;
return b;
}
inline int dfs(int nod)
{
for(vector <int> :: iterator it=v[nod].begin();it!=v[nod].end();it++)
if(d[*it]==0)
pretmin[nod]=minim(pretmin[nod],dfs(*it));
else pretmin[nod]=minim(pretmin[nod],pretmin[*it]);
d[nod]=1;
return pretmin[nod];
}
int main ()
{
int n,m,i,x,y;
ifstream f("srevni.in");
ofstream g("srevni.out");
f>>n>>m;
for(i=1;i<=n;i++) {
f>>p[i];
pretmin[i]=p[i];
}
for(i=1;i<=m;i++) {
f>>x>>y;
v[x].push_back(y);
}
for(i=1;i<=m;i++)
sort(v[i].begin(),v[i].end());
f.close();
for(i=1;i<=n;i++)
if(d[i]==0)
pretmin[i]=minim(pretmin[i],dfs(i));
for(i=1;i<=n;i++)
g<<pretmin[i]<<" ";
g.close();
return 0;
}