#include <cstdio>
#include <vector>

using namespace std;

int d[100010];
int v1[100010];
int vaz[100010];
vector<int> v[100010];

int main()
{
    freopen("bfs.in","r",stdin);
    freopen("bfs.out","w",stdout);
    int n,m,s,x,y,nr=0;
    scanf("%d%d%d",&n,&m,&s);
    for(int i=1;i<=m;i++)
    {
        scanf("%d%d",&x,&y);
        v[x].push_back(y);
    }
    d[s]=0;
    v1[++nr]=s;
    vaz[s]=1;
    for(int i=1;i<=nr;i++)
    {
        int nod=v1[i];
        for(int j=0;j<v[nod].size();j++)
            if(vaz[v[nod][j]]==0)
            {
                d[v[nod][j]]=d[nod]+1;
                vaz[v[nod][j]]=1;
                v1[++nr]=v[nod][j];
            }
    }
    for(int i=1;i<=n;i++)
        if(vaz[i]==0) printf("-1 ");
        else printf("%d ",d[i]);
    return 0;
}