#include <bits/stdc++.h>

using namespace std;

#define     mp              make_pair
#define     fs              first
#define     sc              second
#define     pob             pop_back
#define     pub             push_back
#define     eps             1E-7
#define     sz(a)           a.size()
#define     count_one       __builtin_popcount;
#define     count_onell     __builtin_popcountll;
#define     fastIO          ios_base::sync_with_stdio(false)
#define     PI              (acos(-1.0))
#define     linf            (1LL<<62)//>4e18
#define     inf             (0x7f7f7f7f)//>2e9

#define MAXN 110

int v[MAXN][MAXN];

void read() {
    #ifndef ONLINE_JUDGE
    assert(freopen("royfloyd.in", "r", stdin));
    assert(freopen("royfloyd.out", "w", stdout));
    #endif

    int n;
	scanf("%d", &n);
    for(int i = 0; i < n; ++i)
        for(int j = 0; j < n; ++j)
            scanf("%d", &v[i][j]);

    for(int k = 0; k < n; ++k)
        for(int i = 0; i < n; ++i)
            for(int j = 0; j < n; ++j)
                if(i != j && v[i][k] && v[k][j] && v[i][j] > v[i][k] + v[k][j])
                    v[i][j] = v[i][k] + v[k][j];

    for(int i = 0; i < n; ++i) {
        for(int j = 0; j < n; ++j)
            printf("%d ", v[i][j]);
        printf("\n");
    }
}

int main() {
	read();

    return 0;
}