func_code_string: #include <bits/stdc++.h>   struct SFountain {     size_t beauty;     size_t price;     SFountain() = default;     SFountain(size_t b, size_t p) : beauty(b), price(p) {}     static bool less_price(const SFountain &lhs, const SFountain &rhs) {       return lhs.price < rhs.price;     }     static bool less_beauty(const SFountain &lhs, const SFountain &rhs) {       return lhs.beauty < rhs.beauty;     }   };   size_t maxSum(const std::vector<SFountain> &fountains, size_t max_price) {     if (fountains.size() < 2) return 0;     size_t max_beauty_total = 0;     size_t max_beauty = 0;     std::vector<SFountain> x;     for (const SFountain &fountain : fountains) {       auto upper = std::upper_bound(x.begin(), x.end(),                                     SFountain(0, max_price - fountain.price),                                     SFountain::less_price);       if (upper != x.begin()) {         --upper;         max_beauty_total =             std::max(max_beauty_total, fountain.beauty + upper->beauty);       }       if (max_beauty < fountain.beauty) {         max_beauty = fountain.beauty;         x.push_back(fountain);       }     }     return max_beauty_total;   }   int main() {     size_t n, c, d, maxC = 0, maxD = 0;     std::cin >> n >> c >> d;     std::vector<SFountain> coins;     std::vector<SFountain> diamonds;     coins.reserve(n);     diamonds.reserve(n);     for (size_t i = 0; i < n; ++i) {       SFountain fountain;       char price_type;       std::cin >> fountain.beauty >> fountain.price >> price_type;       if (price_type ==  C  && fountain.price <= c) {         coins.push_back(fountain);         maxC = std::max(maxC, fountain.beauty);       } else if (price_type ==  D  && fountain.price <= d) {         diamonds.push_back(fountain);         maxD = std::max(maxD, fountain.beauty);       }     }     std::sort(coins.begin(), coins.end(), SFountain::less_price);     std::sort(diamonds.begin(), diamonds.end(), SFountain::less_price);     size_t maxMixed = !coins.empty() && !diamonds.empty() ? maxC + maxD : 0;     std::cout << std::max(std::max(maxSum(coins, c), maxSum(diamonds, d)),                           maxMixed)               << std::endl;     return 0;   }   