#include <iostream>
using namespace std;
int main()
{
int n;
int wynik = 0;
cin >> n;
int* tabx = new int[n];
for (int i = 0; i < n; i++)
{
cin >> tabx[i];
}
int* taby = new int(n);
for (int i = 0; i < n; i++)
{
cin >> taby[i];
}
for (int i = 0; i < n; i++)
{
for (int j = 0; j < n; j++)
{
if ((tabx[i] > tabx[j] && taby[i] > tabx[j]) || (tabx[j] > tabx[i] && taby[j] > tabx[i]))
wynik++;
}
}
}
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