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#include <fstream>
#define INF 1e9
using namespace std;
ifstream cin("royfloyd.in");
ofstream cout("royfloyd.out");
int n;
int mat[101][101][101];
int main() {
cin >> n;
for(int i = 1; i <= n; i++) {
for(int j = 1; j <= n; j++) {
cin >> mat[i][j][0];
//if(!mat[i][j][0])
//mat[i][j][0] = INF;
}
}
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++, cout << '\n') {
for(int j = 1; j <= n; j++) {
cout << mat[i][j][n] << ' ';
}
}
return 0;
}