#include<stdio.h>
#include<math.h>
#include<iostream>
#include<vector>

#define N 105
using namespace std;

int t;

int a[N][N];

int n;

void solve()
{
	for (int i = 1; i <= n; i++)
	{
		for (int j = 1; j <= n; j++)
		{
			
			for (int t = 1; t <= n; t++)
			{
				if (a[i][j] + a[j][t] <= a[i][t])
					a[i][t] = (a[i][j] + a[j][t]);
			}
		}
	}
}

void display()
{
	for (int i = 1; i <= n; i++)
	{
		for (int j = 1; j <= n; j++)
		{
			printf("%d ", a[i][j]);
		}
		printf("\n");
	}
}
int main()
{
	freopen("test.in", "r", stdin);
	freopen("test.out", "w", stdout);

	scanf("%d", &n);

	for (int i = 1; i <= n; i++)
	{
		for (int j = 1; j <= n; j++)
		{
			scanf("%d", &a[i][j]);
			
		}
	}

	solve();
	display();

	return 0;
}