Submission #542210

#	Time	Username	Problem	Language	Result	Execution time	Memory
542210		jakubd	Job Scheduling (CEOI12_jobs)	C++17	100 / 100	483 ms	30296 KiB

jobs

#include <bits/stdc++.h>

using namespace std;

int main() {
  ios_base::sync_with_stdio(false); cin.tie(0);

  int n, d, m; cin >> n >> d >> m;
  vector<pair<int, int>> a(m);
  for (int i = 0; i < m; i++) {
    cin >> a[i].first;
    a[i].second = i + 1;
  }

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

  vector<vector<int>> res;

  int lo = 1, hi = m;
  while (lo < hi) {
    int mi = (lo + hi) / 2;

    vector<vector<int>> cur(n + 1);
    queue<int> q; for (int i = 0; i < mi; i++) q.push(0);

    bool ok = true;

    for (int i = 0; i < m; i++) {
      if (q.front() - d <= a[i].first) {
        int nv = max(a[i].first, q.front()); q.pop();
        q.push(nv + 1);
        cur[nv].push_back(a[i].second);
      } else {
        ok = false;
        break;
      }
    }

    if (ok) {
      hi = mi;
      res = cur;
    } else {
      lo = mi + 1;
    }
  }

  cout << lo << "\n";
  for (int i = 1; i <= n; i++) {
    for (int x : res[i]) cout << x << " ";
    cout << "0\n";
  }

  return 0;
};

• Subtask 1: 100 / 100