Submission #667091

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
667091	2022-11-30 11:23:01	tatyam	Radio Towers (IOI22_towers)	C++17	14 / 100	889 ms	1888 KiB

towers

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#include <bits/stdc++.h>
using namespace std;
int N;
vector<int> H;
vector<int> S;
void init(int N, vector<int> H) {
    ::N = N;
    ::H = H;
    S.resize(N);
    for(int i = 1; i + 1 < N; i++) S[i] = S[i - 1] + (H[i - 1] < H[i] && H[i] > H[i + 1]);
}
int max_towers(int L, int R, int D) {
    assert(D == 1);
    if(L == R) return 1;
    return S[R - 1] - S[L] + 1;
}
 
 
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