Submission #1234613

#	Time	Username	Problem	Language	Result	Execution time	Memory
1234613		MuhammadSaram	송신탑 (IOI22_towers)	C++20	0 / 100	200 ms	1560 KiB

towers

#include "towers.h"
#include <bits/stdc++.h>

using namespace std;

#define all(v) v.begin(), v.end()

vector<int> v;

void init(int n, vector<int> a)
{
	for (int i=1;i+1<n;i++)
		if (a[i]>a[i-1] && a[i]>a[i+1])
			v.push_back(i);
}

int max_towers(int l, int r, int D)
{
	l++,r--;
	int x=upper_bound(all(v),r)-lower_bound(all(v),l);
	
	return max(1,x);
}

• 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