#include <cstdio>
#include <stdlib.h>
#include <time.h>
#include <algorithm>
#include <set>
using namespace std;
set< pair<int, int> > S;
set< pair<int, int> >::iterator it;

int n, s, d;

int main()
{
    srand(time(NULL));
    scanf("%d%d%d",&n,&s, &d);
    freopen(".15.in","w",stdout);
    printf("%d %d %d\n", n, s, d);
    for(int i = 0 ; i < n ; i++ , puts(""))
        for(int j = 0 ; j < n ; j++ )
            printf("%d ", (rand()%10) < 8 ? 0 : 1 );
}