c6/h.cpp

#include <iostream>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cmath>
#include <vector>
#include <set>
#include <algorithm>
using namespace std;
#define dprint(v) cerr << #v"=" << v << endl //;)
#define forr(i,a,b) for(int i=(a); i<(b); i++)
#define forn(i,n) forr(i,0,n)
#define dforn(i,n) for(int i=n-1; i>=0; i--)
#define forall(it,v) for(typeof(v.begin()) it=v.begin();it!=v.end();++it)
#define sz(c) ((int)c.size())
#define zero(v) memset(v, 0, sizeof(v))
#define pb push_back
#define fst first
#define snd second
typedef long long ll;
typedef pair<int,int> ii;

int a,b,c,d,e,f;
int main() {
    //~ freopen("h.in", "r", stdin);
    while(cin >> a >> b >> c >> d >> e >> f){
        if (((a >= e && e >= c) || (a <= e && e <= c)) && ((b >= f && f >= d) || (b <= f && f <= d)))
            cout << "Yes\n";
        else
            cout << "No\n";


    }
    return 0;
}