#include<cstdio>
using namespace std;
int n,a[105][105];
int main()
{
    freopen("royfloyd.in","r",stdin);
    freopen("royfloyd.out","w",stdout);
    scanf("%d",&n);
    for (int i=1;i<=n;i++)
    {
        for (int j=1;j<=n;j++)
        scanf("%d",&a[i][j]);
    }
    for (int i=1;i<=n;i++)
        for (int j=1;j<=n;j++)
            for (int k=1;k<=n;k++)
            {
                if (k!=i && k!=j && (a[i][k]+a[k][j]<a[i][j])) a[i][j]=a[i][k]+a[k][j];
            }
    for (int i=1;i<=n;i++)
    {
        for (int j=1;j<=n;j++)
            printf("%d ",a[i][j]);
        printf("\n");
    }
    return 0;
}