#include <iostream>
#include <vector>
#include <set>
#include <queue>
#include <stack>
#include <math.h>
#include <cassert>
#include <bitset>
#include <map>
#include <algorithm>
#include <iterator>
#include <string>
#include <utility>
#include <numeric>
#include <regex>
#include <complex>
#include <random>
#include <atcoder/all>
using namespace atcoder;
using namespace std;
using ll=long long;
using ull=unsigned long long;
using P=pair<ll,ll>;
template<typename T>using minque=priority_queue<T,vector<T>,greater<T>>;
template<typename T>bool chmax(T &a,const T &b){return (a<b?(a=b,true):false);}
template<typename T>bool chmin(T &a,const T &b){return (a>b?(a=b,true):false);}
template<typename T1,typename T2>
ostream &operator<<(ostream &os,const pair<T1,T2>&p){
  os<<p.first<<" "<<p.second;
  return os;
}
template<typename T1,typename T2>
istream &operator>>(istream &is,pair<T1,T2>&p){
  is>>p.first>>p.second;
  return is;
}
template<typename T>
istream &operator>>(istream &is,vector<T> &a){
  for(auto &i:a)is>>i;
  return is;
}
#define reps(i,a,n) for(int i=(a);i<(n);i++)
#define rep(i,n) reps(i,0,n)
#define all(x) x.begin(),x.end()
ll myceil(ll a,ll b){return (a+b-1)/b;}
int main(){
  int n,x,y;
  cin>>n>>x>>y;
  vector<int>a(n),b(n);
  vector<ll>c(n);
  rep(i,n)cin>>a[i]>>b[i]>>c[i];
  vector<vector<vector<ll>>>dp(n+1,vector<vector<ll>>(x+1,vector<ll>(y+1,0)));
  rep(i,n){
    rep(j,x+1){
      rep(k,y+1){
        chmax(dp[i+1][j][k],dp[i][j][k]);
        if(j+a[i]<=x&&k+b[i]<=y)chmax(dp[i+1][j+a[i]][k+b[i]],dp[i][j][k]+c[i]);
      }
    }
  }
  ll ans=0;
  rep(i,x+1)rep(j,y+1){
    chmax(ans,dp[n][i][j]);
  }
  cout<<ans<<endl;
}