#include<cstdio>
using namespace std;
#define INF 10000
int n,m,a[103][103];

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