# include <cstdio>
using namespace std;

FILE *f = freopen("royfloyd.in", "r", stdin);
FILE *g = freopen("royfloyd.out", "w", stdout);

const int N_MAX = 101;

int d[N_MAX][N_MAX];

int n;

void read()
{
    scanf("%d", &n);

    for (int i=1; i<=n; i++)
    {
        for (int j=1; j<=n; j++)
        {
            scanf("%d", &d[i][j]);
        }
    }
}

void solve()
{
    for (int k=1; k<=n; k++)
    {
        for (int i=1; i<=n; i++)
        {
            if (i != k)
            {
                for (int j=1; j<=n; j++)
                {
                    if (j != i && j != k)
                    {
                        if (d[i][k] && d[k][j] && d[i][k] + d[k][j] < d[i][j])
                        {
                            d[i][j] = d[i][k] + d[k][j];
                        }
                    }
                }
            }
        }
    }
}

void write()
{
    for (int i=1; i<=n; i++)
    {
        for (int j=1; j<=n; j++)
        {
            printf("%d ", d[i][j]);
        }

        printf("\n");
    }
}

int main()
{
    read();
    solve();
    write();
    return 0;
}