#include <bits/stdc++.h>
#define NMAX 100

using namespace std;

ifstream in("royfloyd.in");
ofstream out("royfloyd.out");

typedef unsigned short ushort;

ushort N, mat[NMAX][NMAX];

int main()
{
    in >> N;
    for(ushort i = 0; i < N; ++i)
        for(ushort j = 0; j < N;)
            in >> mat[i][j++];
    for(ushort k = 0; k < N; ++k)
        for(ushort i = 0; i < N; ++i)
            for(ushort j = 0; j < N; ++j)
                if(mat[i][j] > mat[i][k] + mat[k][j])
                    mat[i][j] = mat[i][k] + mat[k][j];
    for(ushort i = 0; i < N; ++i)
    {
        for(ushort j = 0; j < N;)
            out << mat[i][j++] << ' ';
        out << '\n';
    }
    return 0;
}