#include <cstdio>

using namespace std;

int n,c[101][101];

void Read()
{
    freopen("royfloyd.in","r",stdin);
    freopen("royfloyd.out","w",stdout);
    scanf("%i",&n);
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=n;j++)
        {
            scanf("%i",&c[i][j]);
        }
    }
}

int min(int x,int y)
{
    if(x > y)
        return y;
    return x;
}

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

int main()
{
    Read();
    RoyFloyd();
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=n;j++)
            printf("%i ",c[i][j]);
        printf("\n");
    }
    return 0;
}