Submission #263425

#	Time	Username	Problem	Language	Result	Execution time	Memory
263425		DS007	Job Scheduling (CEOI12_jobs)	C++14	100 / 100	103 ms	1224 KiB

jobs

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

const int N = 1e5 + 5, M = 1e6;
int a[N], cpy[N], n, d, m;

bool check(int mid) {
    for (int i = 1; i <= n; i++)
        cpy[i] = a[i];

    for (int i = 1, last = 1; i <= n; i++) {
        int left = mid;
        while (left > 0 && last <= i) {
            if (left >= cpy[last])
                left -= cpy[last], last++;
            else
                cpy[last] -= left, left = 0;
        }

        if (last > n + 1)
            exit(0);
        if (i - last >= d)
            return false;
    }

    return true;
}

int solveTestCase() {
    cin >> n >> d >> m;
    for (int i = 0; i < m; i++) {
        int temp;
        cin >> temp;
        if (temp >= N)
            exit(0);
        a[temp]++;
    }

    int l = 1, h = M, ans = M;
    while (l <= h) {
        //cerr << l << " " << h << "\n";
        int mid = (l + h) / 2;
        if (check(mid))
            ans = mid, h = mid - 1;
        else
            l = mid + 1;
    }

    cout << ans << "\n";
    for (int i = 0; i < n; i++)
        cout << "0\n";
    return 0;
}

signed main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);

    int t = 1;
    //cin >> t;
    while (t--)
        solveTestCase();
}

• Subtask 1: 100 / 100