#include<cstdio>
#include<vector>
#include<deque>
#include<cstring>
using namespace std;
vector<int> G[100001];
deque<int> Q;
int C[100001],i,n,m,s,q,N,L,a,b;
int main()
{
    freopen("bfs.in","r",stdin);
    freopen("bfs.out","w",stdout);
    scanf("%d %d %d\n",&n,&m,&s);
    for(i=1;i<=m;i++)
    {
        scanf("%d %d",&a,&b);
        G[a].push_back(b);
    }
    memset(C,-1,sizeof(C));
    Q.push_back(s); C[s]=0;
    for(;!Q.empty();)
    {
        N=Q.front(); Q.pop_front();
        L=G[N].size();
        for(i=0;i<L;i++)
        {
            if(C[G[N][i]]==-1)
            {
                Q.push_back(G[N][i]);
                C[G[N][i]]=C[N]+1;
            }
        }
    }
    for(i=1;i<=n;i++)
        printf("%d ",C[i]);
    return 0;
}