제출 #623331

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
623331		binisgiannis	Job Scheduling (CEOI12_jobs)	C++17	0 / 100	289 ms	65536 KiB

jobs

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

typedef pair<int, int> pi;
#define x first 
#define y second 

int N, D, M; vector<pi> vec;

vector<vector<int>> f(int x) {
    vector<vector<int>> res(N, vector<int>(x, 0));
    int index = 0;
    for (int i = 0; i < N; i++) {
        for (int j = 0; j < x; j++) {
            res[i][j] = vec[index].y;
            index++;
            if (index >= M) goto endofloop;
        }
    }

    endofloop:
    if (index < M) return {{-1}};
    return res;
}

int main() {
    cin >> N >> D >> M;
    vec.resize(M);

    for (int i = 0; i < M; i++) {
        cin >> vec[i].x;
        vec[i].y = i+1;
    }

    sort(vec.begin(), vec.end());

    int l = 1, r = M; vector<vector<int>> result;
    while (l < r) {
        int mid = (l+r)/2;
        vector<vector<int>> out = f(mid);
        if (out[0][0] == -1) l = mid+1;
        else {
            r = mid;
            result = out;
        }
    }

    cout << l << '\n';
    for (int i = 0; i < result.size(); i++) {
        for (int j = 0; j < result[i].size(); j++) {
            if (result[i][0] == 0) break;
            cout << result[i][j] << ' ';
        }
        cout << 0 << '\n';
    }

    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

jobs.cpp: In function 'int main()':
jobs.cpp:52:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   52 |     for (int i = 0; i < result.size(); i++) {
      |                     ~~^~~~~~~~~~~~~~~
jobs.cpp:53:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   53 |         for (int j = 0; j < result[i].size(); j++) {
      |                         ~~^~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 100