#include <bits/stdc++.h>
#define nmax 100050

using namespace std;

vector <int> g[nmax], viz;
int n, dist[100][100];

void citire()
{
	ifstream fin("royfloyd.in");
	int x;
	fin >> n;
	viz.push_back(0);
	for (int i = 1; i <= n; i++)
	{
		g[i].push_back(0);
		for (int j = 1; j <= n; j++)
		{
			fin >> x;
			g[i].push_back(x);
		}
	}
}

void royfloyd()
{
	for (int i = 1; i <= n; i++)
		for (int j = 1; j <= n; j++)
			dist[i][j] = g[i][j];
	for (int k = 1; k <= n; k++)
		for (int i = 1; i <= n; i++)
			for (int j = 1; j <= n; j++)
				if (dist[i][j] > dist[i][k] + dist[k][j])
					dist[i][j] = dist[i][k] + dist[k][j];
}

void tipar()
{
    ofstream fout("royfloyd.out");
	for (int i = 1; i <= n; i++)
	{
		for (int j = 1; j <= n; j++)
			fout << dist[i][j] << " ";
		fout << "\n";
	}
}

int main()
{
	citire();
	royfloyd();
	tipar();

    return 0;
}