#include <bits/stdc++.h>
using namespace std;
double w[200][200];
double a[200][200];
double b[200][200];
class Solution {
 public:
  void solve(std::istream& in, std::ostream& out) {
    int n;
    in >> n;
    for (int i = 1; i <= n; i++) {
      for (int j = 1; j <= n; j++) {
        in >> w[i][j];
      }
    }
    for (int i = 1; i <= n; i++) {
      for (int j = 1; j <= n; j++) {
        for (double bij = -2000.0; bij <= 2000.0; bij += 0.5) {
          double bji = -bij;
          double aij = w[i][j] - bij;
          double aji = w[j][i] - bji;
          if (abs(w[j][i] - (aji + bji)) <= 1e-8 && abs(aji - aij) <= 1e-8) {
            a[i][j] = aij;
            a[j][i] = aji;
            b[i][j] = bij;
            b[j][i] = bji;
            break;
          }
        }
      }
    }
    for (int i = 1; i <= n; i++) {
      for (int j = 1; j <= n; j++) out << a[i][j] << " ";
      out << '\n';
    }
    for (int i = 1; i <= n; i++) {
      for (int j = 1; j <= n; j++) out << b[i][j] << " ";
      out << '\n';
    }
  }
};
void solve(std::istream& in, std::ostream& out) {
  out << fixed << std::setprecision(6);
  Solution solution;
  solution.solve(in, out);
}
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  istream& in = cin;
  ostream& out = cout;
  solve(in, out);
  return 0;
}
