Submission #403984

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
403984	2021-05-13 16:17:34	rama_pang	Martian DNA (BOI18_dna)	C++17	100 / 100	43 ms	4540 KiB

dna

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#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  int N, K, R;
  cin >> N >> K >> R;
  vector<int> A(N);
  for (int i = 0; i < N; i++) {
    cin >> A[i];
  }
  vector<int> B(K);
  for (int i = 0; i < R; i++) {
    int x, y;
    cin >> x >> y;
    B[x] = y;
  }
  int ans = N + 1;
  int bad = R;
  vector<int> freq(K);
  const auto Modify = [&](int k, int sgn) {
    bad -= freq[k] < B[k];
    freq[k] += sgn;
    bad += freq[k] < B[k];
 
 
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• Subtask 1: 16 / 16
• Subtask 2: 24 / 24
• Subtask 3: 28 / 28
• Subtask 4: 32 / 32