#include <iostream>
using namespace std;

int main()
{
    int n;
    cin >> n;
    int a[6];
    for(int i = 0; i < 6; i++)
    {
        cin >> a[i];
    }
    for(int i = 0; i < 6; i++)
    {
        if(i == 2 || i == 5)
        {
            continue;
        }
        if(a[i] == a[2] || a[i] == a[5])
        {
            cout << "No" << endl;
            return 0;
        }
    }
    if(a[2] == a[5] || n < 3)
    {
        cout << "No" << endl;
    }
    else
    {
        cout << "Yes" << endl;
    }
}