#include <fstream>

#define NMAX 105

using namespace std;

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

int cost[NMAX][NMAX], N;

int Min(int a, int b)
{
	return a < b ? a : b;
}

void Read()
{
	in >> N;
	for (int i = 1; i <= N; i++)
	for (int j = 1; j <= N; j++)
		in >> cost[i][j];
}

void Solve()
{
	for (int i = 1; i <= N; i++)
	for (int j = 1; j <= N; j++)
	for (int k = 1; k <= N; k++)
		cost[i][j] = Min(cost[i][j], cost[i][k] + cost[k][j]);
}

void Print_Sol()
{
	for (int i = 1; i <= N; i++)
	{
		for (int j = 1; j <= N; j++)
			out << cost[i][j] << " ";
		out << "\n";
	}
}


int main()
{
	Read();
	Solve();
	Print_Sol();
	return 0;
}