#include <iostream>
#include <vector>
#include<fstream>
using namespace std;

ifstream f("royfloyd.in");
ofstream g("royfloyd.out");
const int N = 101;
int n;
int D[N][N];

void citire()
{
	f >> n;
	for(int i=1;i<=n;i++)
		for (int j = 1; j <= n; j++)
		{
			int y;
			f >> y;
			D[i][j] = y;
		}
}


int main()
{


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


	for (int i = 1; i <= n; i++)
	{
		for (int j = 1; j <= n; j++)
			g << D[i][j] << " ";
		g << endl;
	}



	return 0;
}