#include <iostream>
#include <cstdio>
using namespace std;
int d[101][101];
int main()
{
    FILE *fin, *fout;
    int n,i,j,k;
    fin=fopen("royfloyd.in","r");
    fout=fopen("royfloyd.out","w");
    fscanf(fin,"%d",&n);
    for(i=1;i<=n;i++)
        for(j=1;j<=n;j++)
            fscanf(fin,"%d",&d[i][j]);
    for(k=1;k<=n;k++)
        for(i=1;i<=n;i++)
            for(j=1;j<=n;j++)
                d[i][j]=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++)
            fprintf(fout,"%d ",d[i][j]);
        fprintf(fout,"\n");
    }
    fclose(fin);
    fclose(fout);
    return 0;
}