oj.uz

답안 #730284

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
730284 2023-04-25T15:01:32 Z reestear Job Scheduling (CEOI12_jobs) C++14
100 / 100
 344 ms 13536 KB 
#include <bits/stdc++.h>
using namespace std;
const int mxN = 100000;
int n, d, m;
vector <int> arr[mxN + 1];

bool check(int mid){
    queue <int> q;
    int res = 0;
    for(int i = 1; i <= n; i++){
        for(const auto &now : arr[i]){
            q.push(i);
        }
        if(!q.empty()) res = max(res, i - q.front());
        for(int j = 0; j < mid && !q.empty(); j++) q.pop();
    }

    return res <= d;
}

int main(){
    cin >> n >> d >> m;
    for(int i = 0; i < m; i++){
        int temp; cin >> temp;
        arr[temp].push_back(i + 1);
    }

    // for(int i = 1; i <= n; i++){
    //     cout << "day = " << i << " : ";
    //     for(const auto &now : arr[i]){
    //         cout << now << ' ';
    //     }
    //     cout << '\n';
    // }
    

    int low = 1, high = m;
    while(low <= high){
        int mid = (low + high) / 2;
        // cout << "mid = " << mid << '\n';
        if(check(mid)) high = mid - 1;
        else low = mid + 1;
    }

    int tot = high + 1;
    cout << tot << '\n';

    queue <int> q;
    for(int i = 1; i <= n; i++){
        for(const auto &now : arr[i]){
            q.push(now);
        }
        for(int j = 0; j < tot && !q.empty(); j++) {
            cout << q.front() << ' ';
            q.pop();
        }
        cout << "0\n";
    }

    return 0;
}

Compilation message

jobs.cpp: In function 'bool check(int)':
jobs.cpp:11:25: warning: unused variable 'now' [-Wunused-variable]
   11 |         for(const auto &now : arr[i]){
      |                         ^~~

Subtask #1
100.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Correct 35 ms 4036 KB Output is correct
2 Correct 33 ms 3984 KB Output is correct
3 Correct 33 ms 3972 KB Output is correct
4 Correct 35 ms 3996 KB Output is correct
5 Correct 37 ms 4032 KB Output is correct
6 Correct 34 ms 4000 KB Output is correct
7 Correct 40 ms 3992 KB Output is correct
8 Correct 35 ms 3952 KB Output is correct
9 Correct 43 ms 4148 KB Output is correct
10 Correct 40 ms 4044 KB Output is correct
11 Correct 37 ms 3736 KB Output is correct
12 Correct 77 ms 4896 KB Output is correct
13 Correct 119 ms 6776 KB Output is correct
14 Correct 168 ms 8280 KB Output is correct
15 Correct 191 ms 9016 KB Output is correct
16 Correct 264 ms 11084 KB Output is correct
17 Correct 318 ms 12868 KB Output is correct
18 Correct 296 ms 12676 KB Output is correct
19 Correct 344 ms 13536 KB Output is correct
20 Correct 315 ms 12956 KB Output is correct