#include <stdio.h>

int n, a[100][100];

int main()
{
	freopen("royfloyd.in", "r", stdin);
	freopen("royfloyd.out", "w", stdout);
	scanf("%d",&n);
	for (int i=0; i<n; i++)
		for (int j=1; j<n; j++) 
			scanf("%d", &a[i][j]);

	for (int k=0; k<n; k++)
		for (int i=1; i<n; i++)
			for (int j=1; j<n; j++)
				if (a[i][k] && a[k][j] && (a[i][j] > a[i][k] + a[k][j] || !a[i][j]) && i != j) 
					a[i][j] = a[i][k] + a[k][j];

	for (int i=0; i<n; i++) 
	{
		for (int j=1; j<=n; j++) 
			printf("%d ", a[i][j]);
		printf("\n");
	}
	
	return 0;
}