Submission #462469

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
462469	2021-08-10 15:25:16	dqk	Job Scheduling (CEOI12_jobs)	C++17	75 / 100	984 ms	56900 KiB

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#include <bits/stdc++.h>
 int main() {
      std::ios_base::sync_with_stdio(false);
      std::cin.tie(nullptr);
      int N, D, M;
      std::cin >> N >> D >> M;
      std::vector<std::vector<int>> a(M, std::vector<int>(2));
      for (int i = 0; i < M; ++i) {
          std::cin >> a[i][0];
          a[i][1] = i + 1;
      }
      sort(a.begin(), a.end());
      int lo = 1, hi = M;
      while (lo < hi) {
          int mi = (lo + hi) / 2;
          bool ok = true;
          for (int i = 1, j = 0; i <= N && ok; ++i) {
              int tot = 0;
              while (tot < mi && j < M && ok) {
                  if (a[j][0] + D < i)
                      ok = false;
                  else if (i >= a[j][0]) {
                      tot++;
                      j++;
                  }
                  else {
                      break;
                  }
              }
          }
 
 
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• Subtask 1: 75 / 100