#include<cstdio>
using namespace std;
int main()
{
    int n,k,a[500][500],i,j;
    freopen("drawing.in","r",stdin);
    freopen("drawing.out","w",stdout);
    scanf("%d %d",&n,&k);
    for(i=0;i<k;i++)
    {
        scanf("%d %d %d",&j,&j,&j);
    }
    for(i=0;i<n;i++)
    {
        for(j=0;j<n;j++)
        {
            scanf("%d %d %d",&a[i][j],&a[i][j],&a[i][j]);
        }
    }
    printf("0\n");
}