#include <bits/stdc++.h>

using namespace std;

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

int n;
int mat_ad[103][103], cost_min[103][103];

void Citire()
{
	int i, j;
	fin >> n;
	for (i = 1; i <= n; i++)
		for (j = 1; j <= n; j++)
			fin >> mat_ad[i][j];
}

void Init()
{
	int i, j;
	for (i = 1; i <= 100; i++)
		for (j = 1; j <= 100; j++)
			mat_ad[i][j] = 2e9;
	for (i = 1; i <= 100; i++)
		mat_ad[i][i] = 0;
}

void RoyFloyd()
{
	int i, j, k;
	for (i = 1; i <= n; i++)
		for (j = 1; j <= n; j++)
			for (k = 1; k <= n; k++)
				if (mat_ad[i][j] > mat_ad[i][k] + mat_ad[k][j])
					mat_ad[i][j] = mat_ad[i][k] + mat_ad[k][j];
}

void Afisare()
{
	int i, j;
	for (i = 1; i <= n; i++)
	{
		for (j = 1; j <= n; j++)
			fout << mat_ad[i][j] << " ";
		fout << "\n";
	}
}

int main()
{
	Init();
	Citire();
	RoyFloyd();
	Afisare();
}