#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
typedef vector<int> vi;
typedef pair<int, int> pi;
#define pb push_back
#define mp make_pair
#define f first
#define s second

void solve(){
    int n;
    cin >> n;
    int a[n][n];
    for(int i = 0; i < n; i++){
        for(int j = 0; j < n; j++)
            cin >> a[i][j];
    }
    for(int k = 0; k < n; k++){
        for(int i = 0; i < n; i++){
            for(int j = 0; j < n; j++){
                a[i][j] = min(a[i][j], a[i][k] + a[k][j]);
            }
        }
    }
    for(int i = 0; i < n; i++){
        for(int j = 0; j < n; j++)
            cout << a[i][j] << ' ';
        cout << '\n';
    }
}
 
int main(){
    freopen("royfloyd.in", "r", stdin);
    freopen("royfloyd.out", "w", stdout);
    ios::sync_with_stdio(0); cin.tie(0);
    int t = 1;
    //cin >> t;
    while(t--){
        solve();
    }
}