#include <bits/stdc++.h>

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++)
                if(d[i][k]+d[k][j]<d[i][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;
}