#include <bits/stdc++.h>


using namespace std;

int a[104][104];
int main()
{
    freopen("royfloyd.in","r",stdin);
    freopen("royfloyd.out","w",stdout);
    int n;
    int p{0};
    scanf("%d",&n);
    for (int i=1;i<=n;i++)
    {
        for (int j=1;j<=n;j++)
        {
            scanf("%d",&a[i][j]);
            p+=a[i][j];
        }
    }
    p++;
    for (int i=1;i<=n;i++)
        for (int j=1;j<=n;j++)
            if (a[i][j] == 0 && i != j) a[i][j] = p;
    for (int k=1;k<=n;k++)
        for (int i=1;i<=n;i++)
            if (i!=k && a[i][k] != p)
            for (int j = 1;j<=n;j++)
                if (j!= k&& a[k][j]!=p)
                    if (a[i][j]>a[i][k]+a[k][j])
                        a[i][j] = a[i][k]+a[k][j];

 int i, j;
    for (i = 1; i <= n; i++)
    {
        for (j = 1; j <= n; j++) printf("%d ",a[i][j]);
        printf("\n");
    }
    return 0;
}