#include    <iostream>
#include    <fstream>

using namespace std;

ifstream fin("fisier.in");
/*
 * Numar prim
 * CMMDC
 * Factori primi
 * Descompunerea unui nr in cifre (suma, palindrom, ...)
 * Fibonacci
 * Vectori (inserare, stergere, ...)
 * Matrici (parcurgere pe coloane)
 */

int main()
{
    unsigned int mat[21][21];
    unsigned int n, k;
    fin >> n >> k;
    for(int i = 1; i <= n; i++)
        for(int j = 1; j <= n; j++)
            fin >> mat[i][j];

    unsigned int primaVal = mat[k][1];
    for(int j = 1; j < k - 1; j++)
        mat[k][j] = mat[k][j + 1];
    mat[k][k - 1] = primaVal;

    return 0;
}