#include <bits/stdc++.h>
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define chmin(x,y) x = min((x),(y))
#define chmax(x,y) x = max((x),(y))
#define popcount(x) __builtin_popcount(x)
using namespace std;
using ll = long long ;
using P = pair<int,int> ;
using pll = pair<long long,long long>;
const int INF = 1e9;
const long long LINF = 1e17;
const int MOD = 1000000007;
//const int MOD = 998244353;
const double PI = 3.14159265358979323846;

int main(){
    int n;
    cin >> n;
    vector<ll> r(3005,0),b(3005,0),g(3005,0);

    rep(i,n){
        int rr;
        cin >> rr;
        r[rr] ++;
    }
    rep(i,n){
        int gg;
        cin >> gg;
        g[gg] ++;
    }
    rep(i,n){
        int bb;
        cin >> bb;
        b[bb] ++;
    }
    rep(i,3004) b[i+1] += b[i];

    ll ans = 0;
    for(int i=0;i<3005;i++){
        for(int j=0;j<=i;j++){
            int c = i-j;
            ans += (b[i]-b[c])*r[i]*g[j];
        }
    }
    cout << ans << endl;

    return 0;
}