Submission #1022871

#	Time	Username	Problem	Language	Result	Execution time	Memory
1022871		mansur	Radio Towers (IOI22_towers)	C++17	4 / 100	682 ms	1368 KiB

towers

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

using namespace std;

#define rall(s) s.rbegin(), s.rend()
#define all(s) s.begin(), s.end()
#define sz(s) (int)s.size()
#define s second 
#define f first 

using ll = long long;
using pii = pair<int, int>; 
using pll = pair<ll, ll>;

vector<int> h;
int n, k = -1;

void init(int N, vector<int> H) {
    n = N, h = H;
    for (int i = 1; i < n; i++) {
        if (h[i] < h[i - 1]) {
            k = i - 1;
            break;
        }
    }
}

int max_towers(int l, int r, int d) {
    if (k == -1) return 1;
    if (k <= l || r <= k) return 1;
    if (h[l] >  h[k] - d || h[r] > h[k] - d) return 1;
    return 2;
}

• Subtask 1: 4 / 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