#include <fstream>
#include <stdio.h>
using namespace std;
FILE * roy;
ofstream g("royfloyd.out");
int a[103][103];
int n;
void citire()
{
    int i,j;
    fscanf(roy,"%d",&n);
    for (i=1;i<=n;i++)
        for (j=1;j<=n;j++)
            fscanf(roy,"%d",&a[i][j]);
}
int minim(int x,int y)
{
    if (x<y) return x;
    else return y;
}
void royf()
{
    int i,j,k;
    for (k=1;k<=n;k++)
        for (i=1;i<=n;i++)
            for (j=1;j<=n;j++)
                a[i][j]=minim(a[i][j],a[i][k]+a[k][j]);
}
void afis()
{
    int i,j;
    for (i=1;i<=n;i++)
    {
        for (j=1;j<=n;j++)
            g<<a[i][j]<<' ';
        g<<'\n';
    }
}
int main()
{
    roy=fopen("royfloyd.in","r");
    citire();
    royf();
    afis();
    return 0;
}