Submission #1019996

#	Time	Username	Problem	Language	Result	Execution time	Memory
1019996		michified	Cloud Computing (CEOI18_clo)	C++17	100 / 100	646 ms	2192 KiB

clo

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

struct spec_t {
    int c, s;
    ll v;
};

int main() {
    int n, m, i, j, ccnt = 0;
    cin >> n;
    vector<spec_t> specs;
    for (i = 0; i < n; i++) {
        specs.push_back({0, 0, 0});
        cin >> specs[i].c >> specs[i].s >> specs[i].v;
        ccnt += specs[i].c;
        specs[i].v = -specs[i].v;
    }
    cin >> m;
    for (i = n; i < m + n; i++) {
        specs.push_back({0, 0, 0});
        cin >> specs[i].c >> specs[i].s >> specs[i].v;
        specs[i].c = -specs[i].c;
    }
    specs.push_back({0, INT_MAX, 0});
    sort(specs.begin(), specs.end(), [](const spec_t& a, const spec_t& b){return a.s == b.s ? a.v < b.v : a.s > b.s;});
    int t = n + m + 1;
    vector<ll> dp1(ccnt + 1, LLONG_MIN);
    dp1[0] = 0;
    for (i = 1; i < t; i++) {
        vector<ll> dp2 = dp1;
        for (j = 0; j <= ccnt; j++) {
            int prev = j - specs[i].c;
            if (prev >= 0 and prev <= ccnt and dp1[prev] != LLONG_MIN) dp2[j] = max(dp2[j], dp1[prev] + specs[i].v);
        }
        swap(dp1, dp2);
    }
    cout << *max_element(dp1.begin(), dp1.end());
    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