//include
//------------------------------------------
#include <vector>
#include <list>
#include <map>
#include <set>
#include <deque>
#include <queue>
#include <stack>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#include <utility>
#include <sstream>
#include <iostream>
#include <fstream>
#include <iomanip>
#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <string>
#include <cstring>
#include <ctime>
#include <climits>
#include <limits>
#include <unordered_map>
#include <random>
using namespace std;
typedef long long LL;
const int INF = (int)1000000007;
const LL MOD = (LL)1000000007;//10^9+7
const LL INF2 = (LL)100000000000000000;//10^18
class pc {
public:
LL core;
LL type;
LL cost;
LL cnt;
pc(LL c, LL t, LL v_,LL x_) {
core = c;
type = t;
cost = v_;
cnt = x_;
}
};
bool cmp(const pc &x, const pc &y) {
if (x.core > y.core) {
return true;
}
else if (x.core == y.core) {
if (x.type < y.type) {
return true;
}
}
return false;
}
int main() {
int n; cin >> n;
vector<pc> a;
for (int i = 0; i < n; i++) {
LL cnt, core, val;
cin >> cnt >> core >> val;
a.emplace_back(core, 0, val, cnt);
}
int m; cin >> m;
for (int i = 0; i < m; i++) {
LL cnt, core, val;
cin >> cnt >> core >> val;
a.emplace_back(core, 1, val, cnt);
}
sort(a.begin(), a.end(),cmp);
LL e = -INF2;
vector<LL> dp(11000, e); dp[0] = 0;
n = a.size();
for (int i = 0; i < n; i++) {
LL cnt = a[i].cnt;
LL val = a[i].cost;
//在庫追加チャンス
LL ub = (i + 1) * 50;
if (a[i].type == 0) {
for (int j = ub; j-cnt >= 0; j--) {
if (dp[j - cnt] != e) {
dp[j] = max(dp[j], dp[j - cnt] - val);
}
}
}
//客に売る
if (a[i].type == 1) {
for (int j = 0; j+cnt<=ub; j++) {
if (dp[j + cnt] != e) {
dp[j] = max(dp[j], dp[j + cnt] + val);
}
}
}
}
cout << *max_element(dp.begin(), dp.end()) << endl;
return 0;
}
/*
*/
