#include <fstream>
#include <vector>
#include <queue>

using namespace std;
ifstream f("bfs.in");
ofstream g("bfs.out");
vector<int> v[100010];
queue<int> q;
int n,m,i,s,x,y,rez[100010];
int main()
{
    f>>n>>m>>s;
    for(i=1;i<=m;i++)
    {
        f>>x>>y;
        v[x].push_back(y);
    }
    q.push(s);rez[s]=1;
    while(q.size())
    {
        x=q.front();
        q.pop();y=rez[x]+1;
        for(auto it:v[x])
            if(rez[it]==0)
            {
                rez[it]=y;
                q.push(it);
            }
    }
    for(i=1;i<=n;i++)
        g<<rez[i]-1<<' ';
    return 0;
}