제출 #580720

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
580720		vqpahmad	Job Scheduling (CEOI12_jobs)	C++14	100 / 100	235 ms	13876 KiB

jobs

#include <bits/stdc++.h>
#define ll long long
#define endl '\n'
#define all(a) a.begin(),a.end()
#define mod (ll)(10000007)
using namespace std;
const int mx = 1e6 + 15;
 
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int n,d,m;
    cin >> n >> d >> m;
    vector<pair<int,int>> a(m);
    for (int i=0;i<m;i++){
        int x;
        cin >> x;
        a[i] = {x,i+1};
    }
    sort(all(a));
    int s = 0,e=m;
    int ans = m;
    while (s<=e){
        int mid = (s+e)/2;
        bool flag = 1;
        int i = 0;
        int day = 1;
        while (i<m){
            int up = upper_bound(all(a),make_pair(day,INT_MAX))-a.begin();
            int l = i;
            i = min(i+mid,up);
            if (l!=i){
                if (day-a[l+1].first > d) flag = 0;
            }
            day++;
            if (day==n+1) break;
        }
        if (i==m&&flag){
            ans = mid;
            e = mid - 1;
        }
        else s = mid + 1;
    }
    cout << ans << endl;
    int cur = 0;
    for (int i=1;i<=n;i++){
        int up = upper_bound(all(a),make_pair(i,INT_MAX))-a.begin();
        int t = cur+ans;
        t = min(m,t);
        if (cur!=m){
            for (;cur<t;cur++){
                if (a[cur].first>i) break;
                cout << a[cur].second << ' ';
            }
        }
        cout << 0 << endl;
    }
 
}

컴파일 시 표준 에러 (stderr) 메시지

jobs.cpp: In function 'int main()':
jobs.cpp:49:13: warning: unused variable 'up' [-Wunused-variable]
   49 |         int up = upper_bound(all(a),make_pair(i,INT_MAX))-a.begin();
      |             ^~

• Subtask 1: 100 / 100