Submission #958292

#	Time	Username	Problem	Language	Result	Execution time	Memory
958292		JwFXoiz	Job Scheduling (CEOI12_jobs)	C++14	100 / 100	283 ms	21416 KiB

jobs

#include <bits/stdc++.h>

using namespace std;

#define int long long
#define inf 0x3F3F3F3F

signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n, d, m;
    cin >> n >> d >> m;
    vector<int> v[n + 1];
    for (int i = 1; i <= m; i++)
    {
        int x;
        cin >> x;
        v[x].push_back(i);
    }
    int l = 1, r = m;
    while (l < r)
    {
        int mid = (l + r) >> 1;
        queue<array<int, 2>> q;
        int ok = 1;
        for (int i = 1; i <= n; i++)
        {
            for (int x : v[i]) q.push({x, i});
            int k = mid;
            while (!q.empty() && k--) q.pop();
            if (!q.empty() && q.front()[1] + d == i)
            {
                ok = 0;
                break;
            }
        }
        ok &= q.empty();
        if (ok) r = mid;
        else l = mid + 1;
    }
    cout << l << '\n';
    queue<array<int, 2>> q;
    for (int i = 1; i <= n; i++)
    {
        for (int x : v[i]) q.push({x, i});
        int k = l;
        while (!q.empty() && k--) 
        {
            cout << q.front()[0] << ' ';
            q.pop();
        }
        cout << 0 << '\n';
    }
}

• Subtask 1: 100 / 100