Submission #515775

#	Time	Username	Problem	Language	Result	Execution time	Memory
515775		mzh	Job Scheduling (CEOI12_jobs)	C++17	10 / 100	199 ms	15624 KiB

jobs

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

int main() {
#ifdef LOCAL
  freopen("input.in", "r", stdin);
#endif
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int n, d, m;
  cin >> n >> d >> m;
  vector<pair<int, int>> t(m);
  for (int i = 0; i < m; i++) {
    cin >> t[i].first;
    t[i].second = i + 1;
  }
  sort(t.begin(), t.end());
  vector<vector<int>> res;
  int l = 0, r = m;
  while (l + 1 < r) {
    int mid = l + (r - l) / 2;
    vector<vector<int>> cur(n + 1);
    queue<int> q;
    for (int i = 0; i < mid; i++) {
      q.push(0);
    }
    bool ok = true;
    for (int i = 0; i < n; i++) {
      if (q.front() - d <= t[i].first) {
        int jt = max(q.front(), t[i].first);
        q.push(jt + 1);
        cur[jt].push_back(t[i].second);
        q.pop();
      } else {
        ok = false;
        break;
      }
    }
    if (ok) {
      r = mid;
      res = cur;
    } else {
      l = mid;
    }
  }
  cout << r << '\n';
  for (int i = 1; i <= n; i++) {
    for (int x : res[i]) {
      cout << x << ' ';
    }
    cout << "0\n";
  }
}

• Subtask 1: 10 / 100