#if __INCLUDE_LEVEL__ == 0

#include <bits/stdc++.h>

using namespace std;

#include __BASE_FILE__

namespace std::ranges::views {

namespace {

void solve() {
  int n, X, Y;
  cin >> tie(n, X, Y);
  vector f(X + 1, vector<int64_t>(Y + 1));
  while (n--) {
    int a, b, c;
    cin >> tie(a, b, c);
    for (int x : iota(0, X + 1) | reverse) {
      for (int y : iota(0, Y + 1) | reverse) {
        if (x) {
          f[x][y] = max(f[x][y], f[x - 1][y]);
        }
        if (y) {
          f[x][y] = max(f[x][y], f[x][y - 1]);
        }
        if (a <= x && b <= y) {
          f[x][y] = max(f[x][y], f[x - a][y - b] + c);
        }
      }
    }
  }
  cout << f[X][Y] << '\n';
}

}  // namespace

}  // namespace std::ranges::views

using views::solve;

int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  solve();
}

#else  // __INCLUDE_LEVEL__

namespace std {

template <class T1, class T2>
istream& operator>>(istream& is, pair<T1, T2>& p) {
  return is >> p.first >> p.second;
}

template <class... Ts>
istream& operator>>(istream& is, tuple<Ts...>& t) {
  return apply([&is](auto&... xs) -> istream& { return (is >> ... >> xs); }, t);
}

template <class... Ts>
istream& operator>>(istream& is, tuple<Ts&...>&& t) {
  return is >> t;
}

template <class R, enable_if_t<!is_convertible_v<R, string>>* = nullptr>
auto operator>>(istream& is, R&& r) -> decltype(is >> *begin(r)) {
  for (auto&& e : r) {
    is >> e;
  }
  return is;
}

template <class T1, class T2>
ostream& operator<<(ostream& os, const pair<T1, T2>& p) {
  return os << p.first << ' ' << p.second;
}

template <class... Ts>
ostream& operator<<(ostream& os, const tuple<Ts...>& t) {
  auto f = [&os](const auto&... xs) -> ostream& {
    [[maybe_unused]] auto sep = "";
    ((os << exchange(sep, " ") << xs), ...);
    return os;
  };
  return apply(f, t);
}

template <class R, enable_if_t<!is_convertible_v<R, string_view>>* = nullptr>
auto operator<<(ostream& os, R&& r) -> decltype(os << *begin(r)) {
  auto sep = "";
  for (auto&& e : r) {
    os << exchange(sep, " ") << e;
  }
  return os;
}

}  // namespace std

#endif  // __INCLUDE_LEVEL__