Submission #1369274

#	Time	Username	Problem	Language	Result	Execution time	Memory
1369274		leolin0214	Radio Towers (IOI22_towers)	C++20	0 / 100	140 ms	1816 KiB

towers

#include "towers.h"

#include <iostream>
#include <vector>
#include <algorithm>
#include <numeric>

#define ff first
#define ss second
#define pii pair<int, int>

using namespace std;

int n = 0;
int k = 0;
vector<int> h;

void init(int N, std::vector<int> H) {
    h = H;
    n = N;
    h.push_back(-1);
    for (int i=0; i<n; i++) {
        if (h[i] > h[i+1]) {
            k = i;
            break;
        }
    }
}

int max_towers(int L, int R, int D) {
    int lim = n-D;
    return (L < k && k < R && max(h[R], h[L]) <= lim) ? 2 : 1;
}   

• 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