#include <cstdio>
#define INF 99999999
using namespace std;
int n,a[105][105];
void rf(){
for(int k=1;k<=n;k++)
    for(int i=1;i<=n;i++)
    for(int j=1;j<=n;j++)
    if(a[i][j]>a[i][k]+a[k][j])a[i][j]=a[i][k]+a[k][j];
}
int i,j;
int main()
{
    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",&a[i][j]);
        if(a[i][j]==0)a[i][j]=INF;
        }
    rf();
    for(i=1;i<=n;i++){
        for(j=1;j<=n;j++)
        if(i==j)printf("0 ");
        else
        printf("%d ",a[i][j]);
        printf("\n");
        }

    return 0;
}