#include <iostream>
#include <fstream>
using namespace std;
ifstream f("date.in");
ofstream g("date.out");
int mat[101][101];
int main()
{
    int n, m;
    f>>n>>m;
    int i, j, t, p;
    for (i=1; i<=n; ++i)
        for (j=1; j<=m; ++j)
            f>>mat[i][j];
    int x;
    f>>x;
    bool ok; int a, b;
    for (i=1; i<=n; ++i)
    {
        ok=0;
        for (j=1; !ok && j<=m; ++j)
            if (mat[i][j]==x)
                ok=1;
        if (ok)
        {
            for (t=i; t<n; ++t)
                for (p=1; p<=m; ++p)
                    mat[t][p]=mat[t+1][p];
            --i, --n;
        }
    }
        for (i=1; i<=n; ++i)
        {
            for (j=1; j<=m; ++j)
                g<<mat[i][j]<<" ";
            g<<'\n';
        }

    return 0;
}