#include<stdio.h>
int m[101][101],n;
void royfloyd()
{int i,j,k;
for(k=1;k<=n;k++)
    for(i=1;i<=n;i++)
		for(j=1;j<=n;j++)
			if(m[i][j]>m[i][k]+m[k][j] && m[i][k]!=0 && m[k][j]!=0)
		        m[i][j]=m[i][k]+m[k][j];
}
int main()
{int i,j;
freopen("royfloyd.in","r",stdin);
freopen("royfloyd.out","w",stdout);
scanf("%d",&n);
for(i=1;i<=n;i++)
	for(j=1;j<=n;j++)
	{
		scanf("%d",&m[i][j]);
		
	}
royfloyd();	

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