#include <bits/stdc++.h>

using namespace std;

ifstream f("royfloyd.in");
ofstream g("royfloyd.out");

long long n,i,j,k,mat[101][101];

void Pink_Floyd()
{
    for(k = 1; k <= n; ++ k)
        for(i = 1; i <= n; ++ i)
            for(j = 1; j <= n; ++ j)
                if(mat[i][k] + mat[k][j] < mat[i][j])
                    mat[i][j] = mat[i][k] + mat[k][j];
}
int main()
{
    f >> n;
    for(i = 1; i <= n; ++ i)
        for(j = 1; j <= n; ++ j)
            f >> mat[i][j];
    Pink_Floyd();
    for(i = 1; i <= n; ++ i, g << '\n')
        for(j = 1; j <= n; ++ j)
            g << mat[i][j] << ' ';
}