//BC
#include <stdio.h>

int n,mat[110][110];

void citire()
{
	scanf ("%d",&n);
	for (int i=1;i<=n;i++)
		for (int j=1;j<=n;j++)
		{
			scanf ("%d",&mat[i][j]);
			if (i!=j && mat[i][j]==0)
				mat[i][j]=32000;
		}

}

void roy_floyd()
{
	for (int k=1;k<=n;k++)
		for (int i=1;i<=n;i++)
			for (int j=1;j<=n;j++)
				if (mat[i][j]>mat[i][k]+mat[k][j])
					mat[i][j]=mat[k][j]+mat[i][k];
}

void afish()
{
	for (int i=1;i<=n;i++)
	{
		for (int j=1;j<=n;j++)
			printf("%d ",(mat[i][j]==32000)?0:mat[i][j]);
		printf("\n");
	}
}

int main ()
{
	freopen ("royfloyd.in","r",stdin);
	freopen ("royfloyd.out","w",stdout);
	citire();
	roy_floyd();
	afish();
	return 0;
}