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#include <fstream>
#include <vector>
#include <queue>
using namespace std;
ifstream cin("bfs.in");
ofstream cout("bfs.out");
queue<int> q;
int d[100001];
vector<int> v[100001];
void bfs(int ns,int n)
{
int i;
for(i=1;i<=n;i++)
d[i]=-1;
d[ns]=0;
q.push(ns);
while(q.empty()==false)
{
int x=q.front();
q.pop();
for(i=0;i<v[x].size();i++)
{
int y=v[x][i];
if(d[y]==-1)
{
d[y]=d[x]+1;
q.push(y);
}
}
}
}
int main()
{
int n,m,s,i;
cin>>n>>m>>s;
for(i=1;i<=m;i++)
{
int x,y;
cin>>x>>y;
v[x].push_back(y);
}
bfs(s,n);
for(i=1;i<=n;i++)
cout<<d[i]<<" ";
return 0;
}