#include <cstdio>
#include <algorithm>
using namespace std;
int n,i,j,k,a[101][101];
int main()
{
    freopen("royfloyd.in","r",stdin);
    freopen("royfloyd.out","w",stdout);
    scanf("%d\n",&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]=100000001;
        }
    for(k=1;k<=n;k++)
        for(i=1;i<=n;i++)
            for(j=1;j<=n;j++)
                a[i][j]=min(a[i][j],a[i][k]+a[k][j]);
    for(i=1;i<=n;i++,printf("\n"))
        for(j=1;j<=n;j++)
            printf("%d ",a[i][j]);
    return 0;
}