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using namespace std;
#include<iostream>
#include<fstream>
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int n;
int mat[101][101][101];
int main() {
fin >> n;
for (int i = 1; i<=n; i++) {
for (int j = 1; j<=n; j++) {
fin >> mat[i][j][0];
}
}
for (int k = 1; k<=n; k++) {
for (int i = 1; i<=n; i++) {
for (int j = 1; j<=n; j++) {
mat[i][j][k] = min(mat[i][j][k-1], mat[i][k][k-1] + mat[k][j][k-1]);
}
}
}
for (int i = 1; i<=n; i++) {
for (int j = 1; j<=n; j++) {
fout << mat[i][j][n] << " ";
}
fout << '\n';
}
return 0;
}