Submission #530341

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
530341	2022-02-25 07:08:38	fatemetmhr	Martian DNA (BOI18_dna)	C++17	100 / 100	35 ms	3824 KiB

dna

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#include <bits/stdc++.h>
using namespace std;
const int maxn5 = 3e5 + 10;
int a[maxn5], req[maxn5];
int main(){
  ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
  
  int n, k, r;
  cin >> n >> k >> r;
  for(int i = 0; i < n; i++)
    cin >> a[i];
  for(int i = 0; i < r; i++){
    int a, b; cin >> a >> b;
    req[a] = b;
  }
  int id = 0;
  req[a[0]]--;
  int rem = r, ans = n + 10;
  if(req[a[0]] == 0)
    rem--;
  for(int i = 0; i < n; i++){
    while(rem && id < n - 1){
      id++;
      req[a[id]]--;
      if(req[a[id]] == 0)
        rem--;
 
 
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• Subtask 1: 16 / 16
• Subtask 2: 24 / 24
• Subtask 3: 28 / 28
• Subtask 4: 32 / 32