//https://infoarena.ro/problema/royfloyd
//#pragma GCC optimize ("Ofast")
//#pragma GCC optimize ("fast-math")
//#pragma GCC optimize ("unroll-loops")
//#define _USE_MATH_DEFINES
#include <iostream>
#include <fstream>
//#include <algorithm>
//#include <cmath>
#include <vector>
#include <queue>
#include <utility>
//#include <bitset>
//#include <iomanip>
using namespace std;

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

int d[105][105];
int main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);

	int n, i, j, k, x;

	fin >> n;

	for (i = 1; i <= n; ++i)
	{
		for (j = 1; j <= n; ++j)
		{
			fin >> x;
			d[i][j] = x;
			if (x == 0)
				d[i][j] = 100000;
		}
	}

	for (k = 1; k <= n; ++k)
	{
		for (i = 1; i <= n; ++i)
		{
			for (j = 1; j <= n; ++j)
			{
				d[i][j] = min(d[i][j], d[i][k] + d[k][j]);
			}
		}
	}

	for (i = 1; i <= n; ++i)
	{
		for (j = 1; j <= n; ++j)
		{
			fout << d[i][j] << " ";
		}
		fout << "\n";
	}
	
	return 0;
}