Submission #988130

#	Time	Username	Problem	Language	Result	Execution time	Memory
988130		vjudge1	Job Scheduling (CEOI12_jobs)	C++17	16 / 100	317 ms	17764 KiB

jobs

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

int main() {
    int N, D, M;
    cin >> N >> D >> M;
    vector<int> jobRequests(M);
    for (int i = 0; i < M; ++i) {
        cin >> jobRequests[i];
    }

    vector<int> jobsPerDay(N + 1, 0);
    for (int i = 0; i < M; ++i) {
        jobsPerDay[jobRequests[i]]++;
    }

    priority_queue<int, vector<int>, greater<int>> availableMachines;
    int maxMachines = 0;
    vector<vector<int>> schedule(N + 1);

    for (int day = 1; day <= N; ++day) {
        while (!availableMachines.empty() && availableMachines.top() < day) {
            availableMachines.pop();
        }
        for (int job = 0; job < jobsPerDay[day]; ++job) {
            if (availableMachines.empty() || availableMachines.top() > day + D) {
                maxMachines++;
                availableMachines.push(day + D);
            } else {
                int nextAvailableDay = availableMachines.top();
                availableMachines.pop();
                availableMachines.push(nextAvailableDay + 1);
            }
            schedule[day].push_back(day);
        }
    }

    cout << maxMachines << endl;
    for (int day = 1; day <= N; ++day) {
        for (int job : schedule[day]) {
            cout << job << " ";
        }
        cout << "0" << endl;
    }

    return 0;
}

• Subtask 1: 16 / 100