Submission #533091

#	Time	Username	Problem	Language	Result	Execution time	Memory
533091		Bench0310	Job Scheduling (CEOI12_jobs)	C++17	100 / 100	274 ms	22748 KiB

jobs

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;

int main()
{
    ios::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);
    }
    vector<vector<int>> res(n+1);
    auto go=[&](int lim)->bool
    {
        vector<int> cnt(n+1,0);
        int idx=n;
        res.assign(n+1,{});
        for(int i=n;i>=1;i--)
        {
            for(int id:v[i])
            {
                while(idx>i+d||cnt[idx]==lim) idx--;
                if(idx==i-1) return 0;
                res[idx].push_back(id);
                cnt[idx]++;
            }
        }
        return 1;
    };
    int l=0,r=m;
    while(l<r-1)
    {
        int lim=(l+r)/2;
        if(go(lim)) r=lim;
        else l=lim;
    }
    cout << r << "\n";
    go(r);
    for(int i=1;i<=n;i++)
    {
        for(int id:res[i]) cout << id << " ";
        cout << "0\n";
    }
    return 0;
}

• Subtask 1: 100 / 100