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#include <fstream>
#include <vector>
#include <algorithm>
using namespace std;
ifstream f("sortaret.in");
ofstream g("sortaret.out");
pair<int,int>rasp[50001];
vector<int>v[50001];
int n,m,i,a,b,ver[50001];
void ordin(int poz,int cost)
{
rasp[poz].first=cost;
for(int i=0;i<v[poz].size();i++)
{
int x=v[poz][i];
if(cost+1>rasp[i].first)
{
ordin(x,cost+1);
}
}
}
int main()
{
f>>n>>m;
for(i=1;i<=n;i++)
{
rasp[i].second=i;
f>>a>>b;
v[a].push_back(b);
ver[b]=1;
}
for(i=1;i<=n;i++)
{
if(ver[i]==0)
{
ordin(i,1);
}
}
sort(rasp+1,rasp+n+1);
for(i=1;i<=n;i++)
{
g<<rasp[i].first<<" ";
}
return 0;
}