#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using P = pair<ll,ll>;
#define fix(x) fixed << setprecision(x)
#define asc(x) x, vector<x>, greater<x>
#define rep(i, n) for(ll i = 0; i < n; i++)
#define all(x) (x).begin(),(x).end()
template<class T>bool chmin(T&a, const T&b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool chmax(T&a, const T&b){if(a<b){a=b;return 1;}return 0;}
constexpr ll INFLL = (1LL << 62), MOD = 998244353;
constexpr int INF = (1 << 30);

int main(){
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    int n,x,y;
    cin >> n >> x >> y;
    vector<vector<ll>> dp(x+1,vector<ll>(y+1,0));
    rep(i,n){
        int a,b,c;
        auto upd = dp;
        cin >> a >> b >> c;
        rep(j,x)rep(k,y){
            if(j+a<=x && k+b<=y) chmax(upd[j+a][k+b], dp[j][k]+c);
        }
        dp = upd;
    }
    cout << dp[x][y] << '\n';
    return 0;
}