#include <fstream>

const int INF = 0x7fffffff;

int n, a[101][101];

int main() {
    std::ifstream in("royfloyd.in");
    std::ofstream out("royfloyd.out");
    int i, j, k;
    in >> n;
    for (i = 1; i <= n; ++i) for (j = 1; j <= n; ++j) in >> a[i][j];
    for (k = 1; k <= n; ++k) for (i = 1; i <= n; ++i) for (j = 1; j <= n; ++j) if (a[i][k] + a[k][j] < a[i][j]) a[i][j] = a[i][k] + a[k][j];
    for (i = 1; i <= n; ++i) {
        for (j = 1; j <= n; ++j) out << a[i][j] << ' ';
        out << '\n';
    }
    return 0;
}