Submission #142924

#	Time	Username	Problem	Language	Result	Execution time	Memory
142924		jovan_b	Job Scheduling (CEOI12_jobs)	C++17	43 / 100	1087 ms	18220 KiB

jobs

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

typedef long long ll;
typedef long double ld;

vector <int> vec[100005];

set <pair <int, int>> q;

int n, d, m;

vector <int> resenje[100005];

bool check(int k){
    for(int i=1; i<=n; i++){
        resenje[i].clear();
    }
    for(int i=1; i<=n; i++){
        for(auto c : vec[i]){
            q.insert({i, c});
        }
        if(q.empty()) continue;
        if(q.begin()->first < i-d) return 0;
        int g = k;
        while(!q.empty() && g--){
            resenje[i].push_back(q.begin()->second);
            q.erase(q.begin());
        }
    }
    return 1;
}

int main(){
    ios_base::sync_with_stdio(false);
    cout.precision(10);
    cout<<fixed;

    cin >> n >> d >> m;
    for(int i=1; i<=m; i++){
        int x;
        cin >> x;
        vec[x].push_back(i);
    }
    int l = 1, r = m, res = m;
    while(l <= r){
        int mid = (l+r)/2;
        if(check(mid)){
            res = mid;
            r = mid-1;
        }
        else l = mid+1;
    }
    check(res);
    cout << res << "\n";
    for(int i=1; i<=n; i++){
        for(auto c : resenje[i]) cout << c << " ";
        cout << "0\n";
    }
    return 0;
}

• Subtask 1: 43 / 100