Submission #651012

#	Time	Username	Problem	Language	Result	Execution time	Memory
651012		NaimSS	Radio Towers (IOI22_towers)	C++17	0 / 100	675 ms	1744 KiB

towers

#include "towers.h"
#include <bits/stdc++.h>
#define pb push_back
using namespace std;
#include <vector>

const int N = 100100;
int cnt[N];
int h[N];
vector<int> pos;
#define pico ahiusuhashuis
vector<int> pico;
void init(int N, std::vector<int> H) {
  for(int i=0;i<N;i++)h[i] = H[i];
 
  for(int i=0;i<N;i++){
    int l = (i == 0 || H[i] < H[i-1]);
    int r = (i == N-1 || H[i] < H[i+1]);
    if(l && r){
      cnt[i]++;
    }
    if(i)cnt[i]+=cnt[i-1];
  }
}

int max_towers(int L, int R, int D) {
  if(L==R)return 1;
  return max(1,cnt[R]-(L>0?cnt[L-1]:0));
}

• Subtask 1: 0 / 4
• Subtask 2: 0 / 11
• Subtask 3: 0 / 12
• Subtask 4: 0 / 14
• Subtask 5: 0 / 17
• Subtask 6: 0 / 19
• Subtask 7: 0 / 23