#include <iostream>
#include <cstdio>

using namespace std;

int n, c[105][105], d[105][105];

void citire()
{
    scanf("%d", &n);
    for(int i=1; i<=n; ++i)
        for(int j=1; j<=n; ++j)
            scanf("%d", &c[i][j]);
}

void createMatriceDrumMinim()
{
    for(int k=1; k<=n; ++k)
    {
        for(int i=1; i<=n; ++i)
        {
            for(int j=1; j<=n; ++j)
            {
                if(i!=k || j!=k)
                    if(c[i][j]!=0)
                        c[i][j]=min(c[i][j], c[i][k]+c[k][j]);
                else
                    c[i][j]=c[i][k]+c[k][j];
            }
        }
    }
}

void afisare()
{
    for(int i=1; i<=n; ++i)
    {
        for(int j=1; j<=n; ++j)
            printf("%d ", c[i][j]);
        printf("\n");
    }
}

int main()
{
    freopen("royfloyd.in", "r", stdin);
    freopen("royfloyd.out", "w", stdout);
    citire();
    createMatriceDrumMinim();
    afisare();
    return 0;
}