Submission #1027059

#	Time	Username	Problem	Language	Result	Execution time	Memory
1027059		Hando	Cloud Computing (CEOI18_clo)	C++17	100 / 100	245 ms	1624 KiB

clo

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <tr2/dynamic_bitset>

using namespace std;
using namespace __gnu_pbds;
using namespace tr2;

#define ar array
#define vt vector
#define pq priority_queue
#define pu push
#define pub push_back
#define em emplace
#define emb emplace_back
#define mt make_tuple

#define all(x) x.begin(), x.end()
#define allr(x) x.rbegin(), x.rend()
#define allp(x, l, r) x.begin() + l, x.begin() + r
#define len(x) (int)x.size()
#define uniq(x) unique(all(x)), x.end()

using ll = long long;
using ld = long double;
using ull = unsigned long long;

template<class Fun> class y_combinator_result {
    Fun fun_;
public:
    template<class T> explicit y_combinator_result(T &&fun): fun_(std::forward<T>(fun)) {}
    template<class ...Args> decltype(auto) operator()(Args &&...args) { return fun_(std::ref(*this), std::forward<Args>(args)...); }
};
template<class Fun> decltype(auto) y_combinator(Fun &&fun) { return y_combinator_result<std::decay_t<Fun>>(std::forward<Fun>(fun)); }

template <class T, size_t N>
void re(array <T, N>& x);
template <class T> 
void re(vt <T>& x);

template <class T> 
void re(T& x) {
    cin >> x;
}

template <class T, class... M> 
void re(T& x, M&... args) {
    re(x), re(args...);
}

template <class T> 
void re(vt <T>& x) {
    for(auto& it : x) re(it);
}

template <class T, size_t N>
void re(array <T, N>& x) {
    for(auto& it : x) re(it);
}

template <class T, size_t N>
void wr(const array <T, N>& x);
template <class T> 
void wr(const vt <T>& x);

template <class T> 
void wr(const T& x) {
    cout << x;
}

template <class T, class ...M>  
void wr(const T& x, const M&... args) {
    wr(x), wr(args...);
}

template <class T> 
void wr(const vt <T>& x) {
    for(auto it : x) wr(it, ' ');
}

template <class T, size_t N>
void wr(const array <T, N>& x) {
    for(auto it : x) wr(it, ' ');
}

template<class T, class... M>
auto mvt(size_t n, M&&... args) {
    if constexpr(sizeof...(args) == 1)
        return vector<T>(n, args...);
    else
        return vector(n, mvt<T>(args...));
}

void set_fixed(int p = 0) {
    cout << fixed << setprecision(p);
}

void set_scientific() {
    cout << scientific;
}

void Open(const string& name) {
#ifndef ONLINE_JUDGE
    (void)!freopen((name + ".in").c_str(), "r", stdin);
    (void)!freopen((name + ".out").c_str(), "w", stdout);
#endif
}

void solve() {
    int n; re(n);
    vt <ar <int, 3>> a(n); re(a);

    int m; re(m);
    vt <ar <int, 3>> b(m); re(b);

    vt <ar <int, 3>> v(n + m);
    for (int i = 0; i < n; ++i) {
        auto& [c, f, val] = a[i];
        val = -val;
        v[i] = a[i];
    }

    for (int i = n; i < n + m; ++i) {
        auto& [c, f, val] = b[i - n];
        c = -c; 
        v[i] = b[i - n];
    }
    
    sort(all(v), [&](auto& a, auto& b) -> bool {
            if (a[1] != b[1])
                return a[1] > b[1];

            if (a[0] != b[0])
                return a[0] > b[0];

            return a[2] > a[2];
            });
    
    vt <ll> dp(100'005, -1e18);
    dp[0] = 0;
    for (auto& [c, f, val] : v) {
        if (c > 0) {
            for (int i = 100'000; i >= c; --i)
                dp[i] = max(dp[i], dp[i - c] + val);
        } else {
            for (int i = 0; i <= 100'000 + c; ++i)
                dp[i] = max(dp[i], dp[i - c] + val);
        } 
    }

    wr(*max_element(all(dp)), '\n');
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    //Open("");

    int t = 1;
    for(;t;t--) {
        solve();
    }
    
    return 0;
}

• Subtask 1: 18 / 18
• Subtask 2: 18 / 18
• Subtask 3: 18 / 18
• Subtask 4: 18 / 18
• Subtask 5: 18 / 18
• Subtask 6: 10 / 10