#include <fstream>
#define DEF 101
#define INF 100001

using namespace std;

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

int n, D[DEF][DEF];

int main () {
    fin >> n;
    for (int i = 1; i <= n; i++)
        for (int j = 1; j <= n; j++) {
            fin >> D[i][j];
            if (D[i][j] == 0)
                D[i][j] = DEF * INF;
        }

    for (int k = 1; k <= n; k++)
        for (int i = 1; i <= n; i++)
            for (int j = 1; j <= n; j++) {
                if (i != k && i != j && j != k && D[i][j] > D[i][k] + D[k][j])
                    D[i][j] = D[i][k] + D[k][j];
            }

    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= n; j++)
            if (D[i][j] < DEF * INF)
                fout << D[i][j] << " ";
            else
                fout << "0 ";
        fout << "\n";
    }

    return 0;
}