#include <cstdio>
using namespace std;
int n,m,d[110][110],a[110][110],k,i,j;
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]);
    d[i][j]=a[i][j];
    if(i!=j&&a[i][j]==0){d[i][j]=100000;a[i][j]=100000;}
    }
    scanf("\n");
    }
    for(k=1;k<=n;++k)
    for(i=1;i<=n;++i)
    for(j=1;j<=n;j++)
    if(d[i][j]>d[i][k]+d[k][j])d[i][j]=d[i][k]+d[k][j];
    for(i=1;i<=n;++i)
    {
        for(j=1;j<=n;j++)
        printf("%d ",d[i][j]);
        printf("\n");
    }
    return 0;
}