# include <fstream>
# include <ctype.h>
# include <time.h>
using namespace std;
int a[153][153], n, m, k, c[23000], rez, is, js;
struct tip{
       int i, j, nrc;};
tip b[32000]; 
void citire ()
{
     int i, j;
     ifstream fin ("castel.in");
     fin>>n>>m>>k;
     for (i=1;i<=n;i++)
         for (j=1;j<=m;j++)
             fin>>a[i][j];
     k%m?is=k/m+1:is=k/m;
     k%m?js=k%m:js=m;
}


int main ()
{
    citire ();
    ofstream fout ("castel.out");
    srand (time(0));
    rez=rand()%(n*m);
    fout<<rez;
    return 0;
}