# include <stdio.h>
int i,j,k,n,d[110][110],a[110][110];
int main()
{
	freopen("royfloyd.in","r",stdin);
	freopen("royfloyd.out","w",stdout);
	scanf("%d\n",&n);
	for (i=1; i<=n; i++)
	{
		for (j=1; j<=n; j++)
		{
			scanf("%d ",&a[i][j]);
			d[i][j]=a[i][j];
			if (i!=j && a[i][j]==0) {d[i][j]=100000; a[i][j]=100000;}
		}
		scanf("\n");
	}
	for (k=1; k<=n; k++)
		for (i=1; i<=n; i++)
			for (j=1; j<=n; j++)
				if (d[i][j]>d[i][k]+d[k][j]) d[i][j]=d[i][k]+d[k][j];
	for (i=1; i<=n; i++)
	{
		for (j=1; j<=n; j++)
			printf("%d ",d[i][j]);
		printf("\n");
	}
}