#include <bits/stdc++.h>
using namespace std;
using ll = long long;

int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n, x, y, a, b, c;
    cin >> n >> x >> y;
    ll dp[x + 1][y + 1] = {};
    ll ans = 0;
    for(int i = 0; i < n; i++){
        cin >> a >> b >> c;
        for(int j = x - a; j >= 0; j--){
            for(int k = y - b; k >= 0; k--){
                dp[j + a][k + b] = max(dp[j + a][k + b], dp[j][k] + c);
            }
        }
    }
    for(int i = 0; i <= x; i++){
        for(int j = 0; j <= y; j++){
            ans = max(ans, dp[i][j]);
        }
    }
    cout << ans << '\n';
}