Varianta23Subiectul3Problema4.cpp

#include <fstream>
#include <iostream>
using namespace std;
int main() {
  int n, a[1000], b[1000], i, j, k;
  ifstream fin("bac.txt");
  fin >> n;
  for (i = 1; i <= n; i++)
    fin >> a[i] >> b[i];
  for (i = 1; i <= n; i++) {
    k = 0;
    for (j = 1; j <= n; j++)
      if (i != j)
        if (a[i] > b[j] || a[j] > b[i])
          k++;
    if (k == n - 1)
      cout << a[i] << " " << b[i] << endl;
  }
  fin.close();
  system("pause");
  return 0;
}