Submission #957451

#	Time	Username	Problem	Language	Result	Execution time	Memory
957451		DragosC1	Cloud Computing (CEOI18_clo)	C++17	100 / 100	1453 ms	3924 KiB

clo

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

struct pc {
    int core;
    int freq;
    int value;
} pc1[2001], pc2[2001], a[4001];

bool csort(pc a, pc b) {
    if (a.freq > b.freq)
        return 1;
    else if (a.freq == b.freq && a.core > b.core)
        return 1;
    return 0;
}

long long dp[2][50 * 4001];

int main() {
    int n;
    cin >> n;
    for (int i = 1; i <= n; i++) {
        cin >> pc1[i].core >> pc1[i].freq >> pc1[i].value;
        a[i] = {pc1[i].core, pc1[i].freq, -pc1[i].value};
    }
    int m;
    cin >> m;
    for (int i = 1; i <= m; i++) {
        cin >> pc2[i].core >> pc2[i].freq >> pc2[i].value;
        a[n + i] = {-pc2[i].core, pc2[i].freq, pc2[i].value};
    }
    int l = n + m;
    sort(a + 1, a + l + 1, csort);
    for (int i = 0; i <= 1; i++)
        for (int j = 0; j <= l * 50; j++)
            dp[i][j] = -1e18;
    dp[0][0] = 0;
    for (int i = 1; i <= l; i++) {
        for (int j = 0; j <= l * 50; j++)
            dp[i % 2][j] = dp[1 - i % 2][j];
        for (int j = 0; j <= l * 50; j++)
            if (j - a[i].core >= 0 && j - a[i].core <= l * 50)
                dp[i % 2][j] = max(dp[i % 2][j], dp[1 - i % 2][j - a[i].core] + a[i].value);
    }
    long long Max = 0;
    for (int i = 0; i <= l * 50; i++)
        Max = max(Max, dp[l % 2][i]);
    cout << Max << '\n';
    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